PE and KE
Energy Transformations
Specific Heat
Heating Curves
Heat Transfer
100
The constant value for "g" (gravity) in the formula PE = mgh.
9.8m/s2 or 10m/s2
100
The energy transformation that happens in an electric guitar.
What is electrical energy to sound energy?
100
You would pick this material if you wanted the temperature to drop very little.
What is the material with the highest specific heat?
100
The first horizontal line on a heating curve represents this phase change.
What is melting?
100
The type of heat transfer that involves energy transfer due to particles moving around.
What is convection?
200
How total energy changes while a pendulum swings back and forth.
What is it doesn't? Total energy remains the same.
200
The energy transformation that happens in a battery powered flashlight.
What is chemical energy to electrical energy to light and thermal energy?
200
How the temperature increase would change if the mass of an object doubles (all else remaining the same).
What is half the temperature change?
200
When, on a heating curve, temperature stays the same.
What is melting and vaporization?
200
The state(s) of matter that conduction can occur in.
What is all 3 (solid, liquid, and gas)?
300
The place on a hill where kinetic energy is closest to 0.
What is the top of the hill?
300
The relationship between potential energy and kinetic energy.
What is an inverse or indirect relationship (as one goes up, the other goes down)?
300
Aluminum - 900; Iron - 440; Copper - 390; Lead - 160. The material you would pick to keep water warmest?
What is Aluminum?
300
When energy is being added on a heating curve.
What is during all segments?
300
The state(s) of matter that convection can occur in.
What is liquid and gas?
400
What happens to total energy and potential energy when a roller coaster is halfway down a hill.
What is total energy does not change and potential energy decreases by half?
400
The summary of how potential energy changes as a pendulum swings from one side to the other side.
What is decreases and then increases?
400
The formula for specific heat.
What is Q = mc(delta)T
400
When energy is being removed on a cooling curve.
What is during all segments?
400
The general temperature of particles that rise to the top during convection?
What is hot particles? (Cold particles then move toward the bottom)
500
The two variables needed to calculate kinetic energy.
What is mass and velocity?
500
What happens to total energy and kinetic energy when potential energy decreases.
What is total energy remains the same and kinetic energy increases.
500
The material with the largest specific heat will have the _____ temperature change (all else the same).
What is least?
500
The type of line and curve (heating or cooling) that represents particles speeding up.
What is an upward diagonal line on a heating curve?
500
What molecules do once heated up.
What is move faster and spread apart (they do not get bigger)?
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