Solar energy has been used economically for many years to

What percentage of US energy comes from nonrenewable sources?

An industry uses natural gas for manufacturing and uses the waste heat to produce electricity. This is an example of which of the following processes? A. Cogeneration B. Electrolysis C. Gas hydration D. Reclamation

Which season begins on the vernal equinox

One way to use culture to describe a place is to A) list the main languages. B) describe its neighboring nations. C) explain what continent the place is on. D) tell how many people leave the place each year.

North and south korea are divided along the 36th, 40th, 38th parallel.

Consider the debate in East Africa over land between nature parks and farmers. Who do you think should get more of the land in these rural areas? Explain.

Why is China called a Republic?

If it is 5 am where you are and 7:30 pm GMT, what is your longitude

7. What are the three ways that heat is transferred in the atmosphere? Give an example of each of the processes

Ocean currents movement and direction of flow are influenced by? the Coriolis effect all of these are correct the size and shape of continents prevailing winds