Virtually all the energy that supports life on earth.

a. fossil fuels

b. the sun

c. the earth's mantle

d. wind currents

Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?

When using the scientist method, which step comes last?

Which of the following describes how a microwave heats food