ENERGY UNITNGSS KCAS 7th Grade Science

RADIATION

Symbol for waves Heat WITHOUT

touching Examples

Sun heating pool Laying out/Tanning Placing hand over

stove burner

CONDUCTION

Heat moves to cooler object

Heat WITH touching

Examples Touching/Sitting

on Car Leather that has been in Sun

CONVECTION

Lava lamp demonstration

Examples Wind/Air currents Heating & Cooling

Rooms Convection Oven

NUCLEAR ENERGY

Atom MUST SPLIT to release energy

SOUND ENERGY

MECHANICAL ENERGY

Must have MOVING parts or gears

Examples Animals Humans

ELECTROMAGNETIC (LIGHT) ENERGY

Anything that has light

ELECTRICAL ENERGY

Wires? Or Plugs in? HAS ELECTRICAL ENERGY

CHEMICAL ENERGY

Considered P. E. until used

THERMAL ENERGY

HEAT energy Anything that

holds or releases heat

Measured by TEMPERATURE

More Volume = More Energy

LAW OF CONSERVATION OF ENERGY

Begins & ends with the same amount of energy May end up being

a different type of energy

POTENTIAL ENERGY

On Ground = 0 P. E. Drawing

KINETIC ENERGY

An object IN MOTION

Examples of more K. E. Mass –

Center/Lineman Speed –

Forward/Running Back

WHEN A BALL IS DROPPED

Drawing Result P. E. changes to K. E.