What were slaves used for in Africa?

For a warm-up to be successful and comprehensive, it has to incorporate four crucial components. These include a general warm-up, static stretching, a warm-up tailored to your sport, and dynamic stretching.

Preparing physically and psychologically for your chosen activity is the goal of warming up before physical activity. As you warm up, your heart rate and blood flow increase. More oxygen can now go to your muscles thanks to this.

Your cardiovascular system is progressively revved up during a warmup by increasing body temperature and boosting blood flow to your muscles. Warming up may also assist lower injury risk and muscular discomfort. After working out, you should cool down to enable your heart rate and blood pressure to gradually return to normal.

To learn more about warm-up

https://brainly.com/question/2377829

#SPJ4

Earth's third atmosphere layer is thick and primarily of water vapour and carbon dioxide. Burning of meteors occurs in the third atmosphere layer of the Earth.

Earth's atmosphere contains five layers: stratosphere, Mesosphere, thermosphere, exosphere, and ionosphere. The Mesosphere is most important for the protection of Earth. It is the third layer of Earth's atmosphere.

The Mesosphere is above the stratosphere, approximately 53 miles above and 372 miles below the thermosphere. The Mesosphere is tricky to understand compared to other layers of the atmosphere.  

Mesopause is colder than the other layers of the atmosphere - 90 degrees C. Jets, satellites, balloons, and meteors burn up in this layer before they reach Earth. High clouds (polar mesospheric clouds) form at the border of the Mesosphere and thermosphere.

To know more about atmosphere

https://brainly.com/question/11518846?referrer=searchResults

Earth's third atmospheric layer is thick and primarily of water vapour and carbon dioxide. what occurs in the third layer of the earth's atmosphere?

Answer:

Explanation:

For every ellipse E there are two distinguished points, called the foci, and a fixed positive constant d greater than the distance between the foci, so that from any point of the ellipse, the sum of the distances to the two foci equals d .

Physical processes such as erosion, weathering, and tectonic activity can all contribute to the formation of lowland landscapes. Erosion is the process by which rocks and soils are worn away by the action of water, wind, and ice. This can create valleys, canyons, and other low-lying areas. Weathering is the process by which rocks are broken down by exposure to the elements, such as temperature changes, precipitation, and the effects of plants and animals. This can also create low-lying landscapes, as well as other features like cliffs and caves. Tectonic activity, which includes the movement of the Earth's crust, can also play a role in the formation of lowland landscapes by creating mountains and valleys.

Although it had many uses outside of Political Geography, the most significant technological development of the late 20th century in this area resonated particularly with geographers.

Geocoded data is captured, stored, checked, integrated, manipulated, displayed, and analyzed using geographic information systems (GIS), which combine hardware and software. These systems accept data input and show it as two- or three-dimensional maps and other diagrammatic formats (i.e., information with coordinate referencing, such as latitude and longitude). Even if two or more maps were created using distinct spatial grids, they can be combined for analysis by being overlay, for example, a relief map and a map of wells.

Although it had many uses outside of geography, the most significant technological development of the late 20th century in this area resonated particularly with geographers.

Learn more about Political Geography here

brainly.com/question/15145751

#SPJ4

The stability and instability lean on the relationships between ‘nor­mal lapse rate’ and ‘adiabatic change of temperature’. Adiabatic rate is many times constant whereas normal lapse rate of air temperature changes.

When the normal lapse rate is higher than dry adiabatic rate, the air being warmer increases and becomes unstable. On the other side, when the normal lapse rate of temperature is lower than dry adiabatic rate, the air being cold descends and becomes stable.

Stability:

When dry adiabatic lapse rate of an ascending dry air is higher than the normal lapse rate and if it is not saturated and does not attain dew point it becomes colder than surrounding air at certain height with the result it becomes bulky and descends.

This process causes stability of atmospheric circulation due to which vertical circulation of air is resisted.

Instability:

When normal lapse rate is greater than dry adiabatic lapse rate of ascending parcel of air the increasing air continues to rise upward and expand and thus becomes unstable and is in unstable equilibrium.

To know more about Atmosphere:

https://brainly.com/question/28310375

#SPJ4

The two categories of internal heat, sources of the earth are Radiogenic heat and Primordial heat.

In thermodynamics, heat is defined because the form of power crossing the boundary of a thermodynamic machine through the distinctive feature of a temperature distinction throughout the boundary. A thermodynamic machine does now not incorporate warmth. however, the time period is also often used to consult the thermal energy contained in a device as a factor of its inner electricity and that is meditated in the temperature of the device. For each use of the time period, warmth is a form of strength.

Warmth is electricity in transfer to or from a thermodynamic gadget, by using a mechanism that involves the microscopic atomic modes of motion or the corresponding macroscopic homes. This descriptive characterization excludes the transfers of energy through thermodynamic work or mass switches. defined quantitatively, the warmth worried in a method is the difference in internal power among the very last and preliminary states of a gadget, and subtracting the paintings completed within the system. this is the system of the first regulation of thermodynamics.

To learn more about Heat visit here:

brainly.com/question/1429452

#SPJ4

The sustainability of the human race, according to the environmental wisdom worldview, is learning how to cooperate with the earth rather than believing that we are in command of it and acting accordingly.

According to the Western worldview, humans should govern the globe and environment should be treated as a separate entity. In other words, planetary management views humans as the most important species on Earth, while stewardship and environmental wisdom take into account all species. Planetary management focuses on the needs and wants of humans, while stewardship aims to benefit humans, organisms, and ecosystems of the Earth. Environmental wisdom, species-centered, biosphere-centered, and ecosystem-centered worldviews are examples of life-centered and Earth-centered perspectives. Respecting the earth is one of the ethical principles that can be utilized to help us cooperate with the environment. the worldview of environmental wisdom. A worldview that claims nature exists for all animals, not just humans, and that we are completely reliant on it. Understanding how the earth maintains itself and incorporating this environmental knowledge into our thoughts and actions are essential to our prosperity.

Learn more about worldview  here:

brainly.com/question/28985239

#SPJ4

From left to right, point 1 indicates an incoming exotic terrane, point 2 an active accretionary prism, point 3 an active arc, point 4 a suture, point 5 a pluton, and point 6 a fold thrust belt in the image above.

At a convergent plate boundary, sediments accreted onto the non-subducting tectonic plate result in the formation of an accretionary wedge or prism.

Accretionary prisms are wedge-shaped piles of oceanic sediment and volcanic rock plastered over the trench slope from the top of the subducting lithosphere. Each cut of dregs is isolated via landward-plunging pushes (for example coming close to towards the channel).

To learn more about active accretionary prism here:

https://brainly.com/question/4579595

#SPJ4

Brisk walking, stair climbing, stationary running, brisk side-stepping, and arms swinging are among the four distinct warm-up exercises.

You should walk at a pace that is defined by your metabolic rate in order to develop fitness and health effects. Brisk walking can be any rate up to 100 steps per minute, as it varies greatly from person to person.

The ideal warmup consists of three to five minutes of easy walking followed by dynamic activities that replicate walking and warm up the muscles you'll be using. You may do this dynamic workout before or after a short brisk stroll.

It appears that jogging when stationary may be an effective way to burn calories. If you don't have a treadmill or are unable to go outside due to bad weather, jogging inside could be a terrific alternative.

It is a vigorous aerobic exercise that strengthens your heart and lungs. Swinging your arms strengthens the muscles in your upper body and is a great dynamic stretching exercise.

To learn more about warm-up

https://brainly.com/question/2377829

#SPJ4

Sandstones often give hints about their various origins due to the tendency of environment settings to manufacture them.

All living and non-living things coexist in our immediate area, which is referred to as the environment. It can be used to the built, natural, or social environment. The environment has a significant influence on a person's behavior and intelligence. Any change in a living thing, whether it be direct or indirect, is connected to a change in his immediate environment.

The natural environment can be described as having all the elements that come from nature. In relation to the bodily needs of life, it is sometimes referred to as the physical environment. Human existence is not necessary for certain geographical or physical conditions to exist. The physical aspects of the environment can occasionally be beyond human control.

Learn more about environment here

https://brainly.com/question/13107711

#SPJ4

The three Ps are the secret to making mealtime healthier and more enjoyable:

The plate: what is healthy food?

First things first - think about what's on your plate. The Healthy Eating Dollar makes it easy to identify which food groups should be eaten in the right amount

Place: where and how you eat is important

Whether you eat in front of your computer, on the run between meetings, or during traffic light changes in your car, "where and how" when you eat can affect your digestive system and your health. Here are some helpful tips and reasons why this "P" is important:

Purpose : why after eating

It is important to stop occasionally and think about why we eat. What is all for what? We eat to nourish our bodies and provide ourselves with essential nutrients. Some nutrients are essential for normal body functions so we can stay healthy. As Sandra explains, “A lack or imbalance of these essential nutrients can lead to illness. Even a lack of nutrition can make us tired, make us more likely to get sick, and make it harder to cope with the stresses and demands of everyday life”.

A healthy diet can also be a great way to help protect ourselves from many diseases such as  diabetes, obesity and heart disease.

For more such question on Food rules:

https://brainly.com/question/13166657

#SPJ4

Solid bars in a bar chart are separated by spaces. Given that there is, in fact, a void between each of the categories, it is a useful tool for visualizing the distribution of variables recorded at the NOMINAL LEVEL and other discrete categorical variables.

Using rectangular bars with heights or lengths proportional to the values they represent, a bar chart or bar graph displays categorical data. Both a vertical and a horizontal bar plot are possible. A vertical bar chart may also be referred to as a column chart.

Comparisons among distinct categories are displayed in a bar graph. The comparison categories are shown on one axis of the chart, and a measured value is shown on the other axis. In certain bar graphs, the bars are grouped together to display the values of multiple measured variables.

To learn more about bar chart refer here :

https://brainly.com/question/15507084

#SPJ4

sliding filament theory steps Calcium ions are released during depolarization. development of the actin-myosin cross-bridge. Actin and myosin filament sliding mechanism. Sarcomere truncation.

Calcium ions: The sarcoplasmic reticulum in the actin filament releases calcium ions. Myosin head is immobile. Cross bridge Act filament and myosin head create cross bridges (bonds) when calcium ions are present. Myosin head slides : Myosin head slides in the direction of the actin filament because to ATPas generated by the myosin head filament. skeletal muscle contraction has taken place. The actin filament can glide past the shortening myosin thanks to the contraction brought on by ATP release. Cross bridge:   The myosin head is severed from the actin filament by too much ATP. Troponin : Actin is returned to its initial location by troponin. ATP is converted by ATPase back to ADP. Myosin.

Learn more about Calcium ions here:

brainly.com/question/29453851

#SPJ4

There are three different kinds of warm-ups: general warm-ups, static stretching, and sport-specific warm-ups.

Start your general warm-up by engaging in 5 minutes of low-intensity mild exercise, such as cycling, walking, or running on the ground or a trampoline. To assist warm the muscles in your upper body, pump your arms or move them in broad, controlled circles.

A static stretch entails positioning a particular muscle or muscle group such that it may be stretched for a certain period of time. The stretch can be maintained for as little as 10 seconds as part of a warm-up program. There is only one stretching session required for each muscle or muscle group.

With a sports-specific warm-up, you may practice the movements you'll be doing at a higher intensity throughout your chosen activity. Common examples include starting off slowly and working up to a quicker pace when jogging, riding, or swimming.

To learn more about warm-up

https://brainly.com/question/2377829

#SPJ4

Soursop is not a key starch source in the South Pacific diet.

Diet is the total amount of food consumed by individuals, whereas nutrition is the process of using food for tissue growth, metabolism, and repair. Diet and nutrition have a two-way relationship with health; nutrient deficiency can affect health status and vice versa.

You get all the energy you need to be active throughout the day from a well-balanced diet. nutrients you require for growth and repair, assisting in keeping you strong and healthy and assisting in the prevention of dietary-related diseases including certain cancers.

Hence, the correct answer is "B".

To know more about diet, click here.

https://brainly.com/question/28990941

#SPJ4

Physical Geography Laboratory as the weather map shown are:

1. a. temperature :37 degree F

b. Wind direction: towards west

A “map” refers to a visual representation of a particular place, such as a city, town, hamlet, or part of the planet. Locate a location fast by using a map. The map represents four directions such as North, East, West, and South. Locate a location fast by using a map.

The map was the shown are the based on the specific information.

c. Pressure: The station meteorological model shows a pressure of 177. The result of adding 10 in front and shifting the number to one decimal point is 1017.7mb.

d. In the station model, the pressure difference over the past 3 hours is indicated by +44. The temperature has increased by 4.4 MB over the last three hours when measured to the closest tenth of a millibar.

e. The circle is totally filled, indicating that the clouds is cloudy and precipitation is falling in the area. The pressure shift is caused by a temperature change caused by precipitation in the vicinity.

f. There is a temperature difference between Springfield and Nashville. Because Nashville is in the hot sector of the cyclone, but Springfield is in the cold section of the storm.

2.a. Because high pressure is forming over Pocatello, as shown on the map. As a result, dry weather is forecast in Pocatello, Idaho in the coming hours.

b. A high pressure system is forming near Pocatello. The high pressure zones cause stable and sinking winds, which are connected with dry and chilly temperatures, resulting in dry weather in the region for the next few hours.

Learn more about on map, here:

https://brainly.com/question/1565784

#SPJ4

Answer:

So technically the answer is B) Animals evolved bony skeletons after shells.

Explanation:

The fossil evidence found in these sedimentary layers indicates that animals evolved bony skeletons after shells. The layers and the Law of Superposition tell us that the youngest organisms are found in the upper layer; the oldest organisms in the bottom layer. The bottom two layers contain invertebrate marine animals with shells; the third layer from the bottom contains bony fish.

Answer: Plates at our planet’s surface move because of the intense heat in the Earth’s core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down. As the cooled material sinks down, it is warmed and rises again.

Explanation: Hope the explanation above was helpful

Cyclone

Cyclones are characterized by inward- spiraling winds that rotate about a zone of low pressure. A cyclone can be defined as a powerful storm containing strong winds and rain.

The types of cyclones include; tropical cyclones, extratropical cyclones and tornadoes.

A tropical cyclone is a rotating weather system that has organized thunderstorms and no fronts. It is mainly formed over warm ocean waters.

Extratropical cyclones are low- pressure weather systems that form outside of the tropics in response to chronic instability of westerly winds. These storms populate the middle and high latitudes. Concentrated regions of temperature change known as fronts characterize extratropical cyclones.

A tornado is a rapidly rotating column of air extending downward from a thunderstorm to the ground. Tornadoes form in regions of the atmosphere that have abundant warm and moist air near the surface with drier air above.

Read more about this: https://brainly.com/question/13663443

#SPJ4

France claimed by far the larger amount of territory, nearly 1.8 million square miles compared with some 450,000 square miles in the four enclaves secured by Britain.

Major tourist destinations include fantastical castles, magnificent castles, and lovely towns. This attractive nation on the western edge of Europe is well renowned for its high-end cuisine, wines, and clothing. France is the world's representation of romance and love.

France draws tourists of all ages thanks to some of the most famous landmarks in the world, world-class artwork and architecture, delectable cuisine, breathtaking beaches, opulent ski resorts, magnificent countryside, and an incredible amount of history.

To learn more about France visit:

https://brainly.com/question/15159171

#SPJ4

Darwin's finches exhibit rapid ecological speciation and diversification as a result of rapid adaptation to an unstable and difficult environment. Their phenotypes now exhibit great diversity as a result of this.

Short beaks in Darwin's finches have been found to be an adaptation that makes them better adapted to grub feeding and poking holes in the ground. 3. Darwin's finches provide an illustration of how beak variation among finches was brought about by evolution selection. The development of a group of plants or animals into various species that are adapted to particular ecological niches is known as adaptive radiation, and the classic example is the Darwin's finches. The Galapagos finches contributed to the development of Darwin's theory of evolution selection. Until they all split off to become separate species, Darwin's Finches' advantageous characteristics were chosen for over many generations. These birds possessed distinct beaks, although being almost identical to mainland finches in all other respects. Divergent evolution was visible in the finches. As time went on, the many species developed their unique habits and increasingly diverged from one another's closely related species.

Learn more about Darwin's finches here:

brainly.com/question/21287566

#SPJ4

I think the anwser is A...

The waters off the coast of Peru are normally (c) cold because of a current bring cold water from the north and sinking water.

The cold flow is intensified by upwelling of deep water caused by the combined effects of the drag of surface winds of the Southeast Trades and the Earth's rotation.

A huge upwelling regularly occurs off the coast of Peru, which enjoys a large fishing industry as a result. Upwelling is a process in which currents bring deep, cold water to the surface of the ocean. Upwelling is a result of winds and the rotation of the Earth.

Learn more about water to visit this link

https://brainly.com/question/28465561

#SPJ4

The statement that ‘Plants and animals adapt in order to survive in a hostile environment' is true because there are certain characteristics of plants and animals that were specifically developed to survive in their environment.

As environmental conditions change over time, organisms adapt structurally and behaviorally. Some desert plants have developed small, light-colored leaves with tiny hairs as a structural adaptation to conserve water.

Many desert animals change their behavioral patterns to become nocturnal for the same reason. Because of the structural adaptations made possible by our large brains and dexterous hands, humans have been successful in utilizing every ecosystem on Earth. This has allowed us to adjust our behavior to a wide range of environments.

For gas exchange and photosynthesis, plant leaves are designed. Through root hair cells, which are carried up the plant by the xylem, the roots absorb water and mineral ions.

These show that to be able to survive their environments, plants and animals have had to adapt to the environment.

Find out more on adaptation to the environment at https://brainly.com/question/29612638

#SPJ1

Answer:

There are three main types of rocks:

Igneous rocks - These rocks form from the solidification of molten material, such as lava or magma. They are typically crystalline and may contain minerals such as quartz, feldspar, and mica. Examples of igneous rocks include granite, basalt, and pumice.

Sedimentary rocks - These rocks form through the accumulation and cementation of sediment, such as sand, clay, or fossil shells. They are often layered and may contain fossils or other evidence of past environments. Examples of sedimentary rocks include sandstone, shale, and limestone.

Metamorphic rocks - These rocks form when other types of rocks are subjected to high pressures and temperatures, such as those found deep within the Earth's crust or during mountain-building processes. They may have a crystalline structure and may contain minerals such as quartz, feldspar, and mica. Examples of metamorphic rocks include slate, marble, and gneiss.

Rocks come in three primary categories: Igneous rocks, sedimentary rocks, and metamorphic rocks

1. Igneous rocks

Igneous rocks are those that are created when molten substances like lava or magma solidify. They are often made of minerals like mica, quartz, and feldspar and are distinguished by their crystalline structure. The igneous rocks granite, basalt, and pumice are examples.

2. Sedimentary rocks

Sand, clay, and other sedimentary materials, like shells, accumulate and cement together to produce sedimentary rocks. They frequently have layers and could have fossils. Sandstone, limestone, and shale are a few sedimentary rock types.

3. Metamorphic rocks

Rocks that have undergone extreme heat and pressure to change from one type of rock into another are known as metamorphic rocks. They may contain minerals like garnet or talc and are distinguished by their layered or banded appearance. Rocks that have undergone metamorphism include gneiss, slate, and marble.

To learn more about rocks,

https://brainly.com/question/26046551

https://brainly.com/question/398139

The five components of a warm-up are dynamic mobility, movement-specific preparation, increased core temperature, proprioceptive awareness, and joint integrity.

Moving while stretching, moving through a joint's full range of motion, and preparing the muscles for impending, more demanding movement are all part of a dynamic warm-up. You should move around a lot during the day and avoid being in one spot for an extended period of time.

An effective movement preparation sequence includes the movement patterns of spinning, pushing, pulling, squatting, and lunging. Work your way up to complicated, quick-paced, multidirectional movement patterns by beginning with controlled, gradual motions.

By gradually increasing your heart rate, you can lessen the stress on your cardiovascular system. When the body's temperature rises, the tissues around joints relax, widening the range of motion.

To learn more about warm-up

https://brainly.com/question/2377829

#SPJ4