ENERGY UNIT NGSS KCAS 7 th 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.