Catalyst• Name at least three

forms of energy you see in the picture. Tell how you know it’s that form of energy.

Day 4: Law of Conservation

Law of Conservation of Energy Notes

•Blank sheet of paper•Proper heading•Title: Law of Conservation

of Energy

Stop and Jot•When you bounce a ball,

why doesn’t it bounce as high the second time, or the third, or the fourth?

Conservation•Energy is the ability to create

a change in matter.

Conservation•Energy is conserved when

a change occurs. • Like mass, energy cannot

be created or destroyed.

Conservation of Energy•Energy can only be

transformed into other forms of energy.•Often, a lot of energy is

lost to heat.

Example•Example 1: Gas in a Car–Chemical energy mechanical energy.

Example 2•Example 2: Radio–Electrical energy sound

Whiteboard Practice• For each picture, determine the

energy transformation taking place.• Remember the whiteboard rules:–No drawing–No whining–Wait until Miss M counts down to

hold up your board.