J6A unit 2 vocabulary

the flat, wide section of an implement or device; the sharp, flat cutting edge on a knife

of or from the sun, or using the energy from the sun to produce electric power

What is heated in the tower by the sun's rays reflected off the mirrors?

What things need and use to do work.

Found in nature, not made by man

a machine that produces electrical power

can be produced as quickly as they are used. Can’t be used up, never runs out.

a device that produces electricity to provide power for radios, cars, etc

the rise and fall of the sea that happens twice every day

___________ is food for computers, TVs, and lights

a type of machine through which liquid or gas flows and turns a special wheel with blades in order to produce power

A gate or wall designed to stop things like people or water