Changes in Energy
Forms of Energy
Force and Motion
Speed and Velocity
Hodegpodge
100
When you beat on a set of drums, mechanical energy creates ____________ energy.
What is sound
100
This the main source of energy on the planet.
What is the sun.
100
Define force.
What is anything that causes an object to move.
100
Define speed.
What is how fast an object is moving.
100
When does a roller coaster have high kinetic energy?
What is when it is going down a slant.
200
A material that does not allow energy to easily flow through it.
What is an insulator.
200
Melting ice cream is an example of _______________ energy.
What is thermal.
200
What is an example of a push and a pull.
Push--pushing in your chair Pull--pulling you chair out before you sit in it
200
What is velocity?
What is the speed of an object and the direction it is moving in.
200
What does electricity turn into when you turn on your stereo?
What is sound energy.
300
A material that allows energy to easily flow through it.
What is a conductor.
300
When you stomach digests food, it is an example of _____________ energy.
What is chemical.
300
What is kinetic energy?
What is energy in motion.
300
A train stays at a constant speed on a curved track. Is the train accelerating? Explain.
What is yes. Because the track is curved it is changing directions.
300
What are two types of energy that are produced with a lamp is turned on?
What is thermal and light.
400
When water boils, energy is in motion. This is an example of ____________.
What is convection.
400
Lightning is an example of ________________.
What is electrical energy.
400
When would a rock have more potential energy--in a field or on the edge of a cliff.
What is the rock would have more potential energy when it is on the edge of a cliff.
400
How do you calculate speed?
What is distance/time
400
Define friction.
What is a force that opposes motion between two surfaces that are touching.
500
When you grab a pot on the stove, your hand heats up. Is this conduction or convection?
What is convection.
500
Name as many forms of energy as you can!
What is thermal, electrical, mechanical, chemical, solar, sound, etc.
500
Mechanical energy is the total ___________ and ______________ energy an object has.
What is kinetic and potential
500
A car is traveling at 30mph and the slams on the breaks. Is this car accelerating?
What is yes. The car is changing speeds.
500
How do kinetic, potential and mechanical energy all relate?
What is mechanical energy is the sum total of an objects kinetic and potential energy.
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