ENERGYunit 8 5th of PE

ENERGYIt’s everything that produces changes in

things.

There are different forms:

• Light• Heat

• Mechanical• Electrical• Chemical• Nuclear

A transformation of energy is when one form of energy changes into another.

WHICH FORM OF ENERGY IS EACH

PICTURE?

ENERGY SOURCES

• Are the NATURAL RESOURCES from which obtain the energy we use.

• They can be:

non-renewable:they

haven’t time to renew themselves.(fossil fuels…)

renewable:they renew

themselves continually. ( sun, wind,…)