Answer:
The outer core is about 1,400 miles thick, and it's made mostly of a combination (called an alloy) of iron and nickel, along with small amounts of other dense elements like gold, platinum, and uranium. These metals can, of course, be found on the surface of Earth in solid form.
Explanation:
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The primary responsibility of the department of defense is to implement military policy. Their mission is to provide military forces needed to deter war and protect the security of the country. Under their primary responsibility are preparation of military strategy, preserving armed forces, operational military bases around the world and protecting the countries from foreign terrorizations. The president is a civilian and he is over the armed forces, each branch is headed by a secretary that is civilian which is the secretary of defense and deputy secretary of defense. They constitute the immediate military staff of the department of defense. The joint of staff are composed of the senior military officers of certain services.
Paleontologists can be misled by their observations of fossils because they generally do not find species that are not widespread. They find fossils of species that are widespread and present on the Earth for long periods of time.
Answer:
Combining financial statements. D)
Explanation:
Answer:
Friction
Explanation:
Friction is one of the important phenomenon in the daily life. With the help of friction we can walk, stand ,run and many more work which we can do with the help of it.
so, when athlete is running it apply force on to the ground normal force act on the ground because of the friction presence.
then the opposite reaction applied from the ground allows the athlete to move forward.