Physical Science, Chapter 15, Energy, Pre Assessment

GRAVITATIONAL POTENTIAL ENERGY DEPENDS ON

• MASS AND VELOCITY
• MASS AND WEIGHT
• WEIGHT AND HEIGHT
• HEIGHT AND DISTANCE

WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF POTENTIAL ENERGY?

• A BALL TRAVELING AT 10 M/S
• A COMPRESSED SPRING
• WATER BEING STORED AT A WATER DAM
• A STRETCHED RUBBER BAND

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YOUR BODY OBTAINS ENERGY FROM THE FOOD YOU EAT. WHAT IS THE FORM OF ENERGY IN FOOD?

• KINETIC
• ELASTIC
• GRAVITATIONAL
• CHEMICAL

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WHAT ANOTHER NAME FOR THERMAL ENERGY?

• HEAT ENERGY
• ITS SIZE
• ITS POTENTIAL ENERGY
• ITS MECHANICAL ENERGY

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WHICH OF THESE DESCRIBES THE LAW OF CONSERVATION OF ENERGY?

• NO MACHINE IS 100% EFFICIENT
• ENERGY IS NEITHER CREATED OR DESTROYED
• THE ENERGY RESOURCES OF EARTH ARE LIMITED
• THE ENERGY OF A SYSTEM IS ALWAYS DECREASING

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WHICH OF THE FOLLOWING IS AN ENERGY CONVERSION FROM LIGHT ENERGY TO CHEMICAL ENERGY?

• TURNING ON A STOVE TO HEAT DINNER
• TURNING ON A LAMP
• GROWING AN APPLE TREE
• MAKING TOAST IN A TOASTER

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Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

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What kind of energy is represented in this picture?

• Thermal
• Potential
• Nuclear
• Mechanical

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What kind of energy does this device use?

• Chemical
• Electrical
• Thermal
• Chemical

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What kind of energy is represented in the picture?

• Thermal
• Chemical
• Sound
• Nuclear

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