KE and PE
Movement of atoms and molecules
Thermal energy
Roller coaster at the top of a hill then traveling down the hill.
What must be done to calculate speed.
Distance divided by time
Releasing a stretched rubber band.
Elastic potential to kinetic
If you are traveling 70 miles per hour for 7 hours. How far would you travel?
490 miles
A charcoal grill converts _____ energy to _____ energy
Chemical to thermal
What does constant speed look like on a distance vs. time graph?
Straight line
What two variables influence an objects kinetic energy and how?
Mass and velocity, More mass = more kinetic energy, More velocity = more kinetic energy
A form of energy that is created by vibrating particles that create waves that can travel through space. This type of energy includes visible light, as well as radio waves, microwaves, and X rays
Electromagnetic energy
Explain the transformation that takes place when you turn on a flashlight.
Chemical (of the battery) to electrical (flow of electrons) to electromagnetic energy (from the light)
If 2 lines are graphed on a distance vs. time graph showing constant speeds, then how would you tell which runner was faster?
The steeper line would be the faster runner.
Energy stored in the nucleus of an atom.
Nuclear energy
In a car, the ________________ energy in gasoline is burned to create heat energy, which is converted to ________________ energy to make the car go.
chemical, kinetic would also take potential, kinetic
If Bob runs 121 meters in 11 seconds, and Albert runs 108 meters in 9 seconds, then which runner was the faster runner?
Albert