Sometimes Earth's layers are called crust mantle, and core. These are the names of Earth's layers based on their ___ composition.

What's the weather like where you live?

When you imagine how you'll get from your house to the store, you are a. mental projection b. mental map c. piagetian projection d. cognitive load

Which of the following types of nonrenewable fuel sources requires the storage of radioactive waste? a. coal b. nuclear c. solar d. oil