having no sound

having to do with the sun

beneath the surface of the earth

the ability to do work

runs like water; to move in a steady stream

to carry something heavy

a form of energy that flows through wires

The classroom is _____________________ during homework time.

To turn on a computer, we need to use ____________.

Power that comes from the Sun is called _________________ power.

Natural resources like water, coal and oil have ___________________ stored inside of them.

Every day, the students must __________________ their heavy backpacks to school.

Oil _________________ like water, but much more slowly.

Many natural resources can be found ___________________, or deep inside the Earth’s crust.