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Energy Transformation & Transfer
Mechanical Energy Thermal Energy & Heat Waves & Electric Current & Circuits 100 200 300 400 500 Final Jeopardy
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What is the ability to do work?
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$100 energy Back
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What units of measure are used to express energy as a quantity?
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$200 Joules (J) Back
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What takes place when energy changes from one form to another?
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energy transformation
$300 energy transformation Back
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What type of energy system is the Thermos below?
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$400 closed system Back
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What is the only form of energy that can travel through the vacuum of space?
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electromagnetic energy
$500 electromagnetic energy Back
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What type of energy is based on an object’s motion?
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$100 kinetic energy Back
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What type of energy is based on an object’s position, shape, or chemical composition?
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$200 potential energy Back
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What is the mechanical energy for a hammer with 12 J of gravitational potential energy & 18 J of kinetic energy?
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$300 30 J Back
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What is the force used to move an object some distance?
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$400 work Back
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Ashlea picks up a puppy from the floor and lifts it 1
Ashlea picks up a puppy from the floor and lifts it 1.1 m into a basket. She lifts the puppy using a force of 4 N. Therefore, how much energy does Ashlea transfer to the puppy?
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$500 4.4 Nm or 4.4 J Back
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Which animal below as more thermal energy?
Baby Cheetah Adult female Cheetah
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$100 Adult female Cheetah Back
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What is equal to the amount of energy needed to raise the temperature of 1 gram of water by 1° C?
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$200 Calorie (cal) Back
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Because Styrofoam is a good _____________ , it conducts thermal energy poorly.
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$300 insulator Back
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What is the transfer of heat by the movements of a liquid or gas?
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$400 convection Back
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What is the transfer of energy as heat from one substance to another through direct contact?
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$500 Conduction Back
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What do we call the material (solid, liquid, gas) through which a wave can travel?
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$100 medium Back
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What kind of wave has particles that move back and forth in the same direction that the wave travels?
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$200 longitudinal wave Back
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What kind of wave has particles that move perpendicularly to the direction of the wave?
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$300 transverse wave Back
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What is a measure of how far particles in a medium move from a resting position?
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$400 amplitude Back
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What is the frequency of the buoy below?
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$500 1 ÷ 5 = 0.2 Hz Back
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What is the amount of work required to move each unit of electrical charge between two points?
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$100 voltage Back
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What is the opposition to the flow of electric charge (we express this in ohms, )?
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$200 resistance Back
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What type of current is shown below?
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alternating current (AC)
$300 alternating current (AC) Back
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What type of circuit is identified below?
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$400 parallel circuit Back
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What is the technical term in a circuit diagram for a device that uses electrical energy to operate?
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$500 load Back
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What do we call waves that require a medium to travel through?
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mechanical waves Back
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