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Motion
Forces
Energy and Heat
Waves
Electricity
100
The units for velocity
What is m/s or meters per second
100
The unit for force
What is Newtons
100
Stored energy is
What is potential energy
100
Waves carry
What is energy
100
The negative charges in static electricity come from which part of the atom?
What is electrons
200
Velocity is calculated by
What is distance divided by time
200
___ changes with the force of gravity. a. mass b. weight
What is weight
200
When a skater is halfway down a hill, what kind of energy is involved?
What is half potential and half kinetic
200
In a sound wave, the matter vibrates back and forth parallel to the wave. This wave is a _________ wave
What is compressional/longitudinal
200
The flow of electrons through a wire is
What is current
300
A horizontal line on a distance vs. time graph means
What is object is not moving or changing position
300
____ forces cause motion a. balanced b. unbalanced
What is unbalanced
300
Food has this type of energy
What is chemical energy
300
The height of a wave is called
What is amplitude
300
When light bulbs are connected in a row on the same wire, this is a ___ circuit
What is series
400
Negative velocity means a. object is slowing down b. object is moving backwards
What is object is moving backwards
400
If an object's motion isn't changing, then the net force must be
What is 0 or balanced
400
As temperature increases, molecules move _____
What is faster
400
As frequency increases, wavelength________
What is decreases
400
Anything that slows down current is called
What is resistance
500
When looking at a distance vs. time graph of two objects in motion, how can you tell which object is moving faster?
What is slope/steepness of the line
500
A 10 kg object that is accelerating at 2 m/s^2 will have a force of
What is 20 N
500
Touching a hot stove transfers heat to your hand. This transfer would be a. conduction b. convection c. radiation
What is conduction
500
Which color of visible light has the shortest wavelength a. violet b. green c. red
What is violet
500
List one way to make a light bulb brighter
What is increase voltage (add battery), connect in series, decrease resistance by using less bulbs or shorter/thicker wire.