Where on the world is Africa located?

Prove that area of expansivity is twice linear expansivity?

Montano1993 [528]

Answer:

Let coefficient of linear and area expansion be α a n d β respectively. where ∆ T is change in temperature. For simplicity let us consider the case of square of side L. Therefore, coefficient of area expansion is twice the linear expansion.

3 0

2 years ago

Researchers used a CT scan to reexamine King Tut's body. What were the effects of this new technology? Choose

Tomtit [17]

Answer: a b e

Explanation:

3 0

3 years ago

Read 2 more answers

Why is that absolute magnitude of some stars greater than their apparent magnitude

Ksivusya [100]

That is because of how far the stars are from where we are.

6 0

2 years ago

Read 2 more answers

As more ice in the Arctic Ocean melts, what effect does this have on the water? a. There is no effect on heat absorption. b. Hea

Alex

Answer:

Heat absorption increases as the albedo decreases. B

Explanation:

4 0

3 years ago

Describe the main barrier to education for many children in India.

cluponka [151]

Explanation:

A lack of trained teachers, in a dequate learning materials makeshift facilities make learning difficult for many children. One of the most significant and most obvious barriers to education is the cost. Its become so expensive in some parts of the world to get the learning needed , that many people con not get access to it. 

5 0

3 years ago