ES 2.3 Reading

What is the scientific definition of work?

• The amount of energy stored in an object

• When an object is moved a certain distance

• The capacity to generate heat

• The transfer of potential to kinetic energy

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Which of the following best defines energy?

• The movement of particles in space

• The capacity to do work

• The transfer of heat between objects

• The storage of potential force

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What is kinetic energy?

• Energy stored in chemical bonds

• Energy in stationary objects

• Energy associated with motion

• Energy contained in food

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Which example represents thermal energy?

• A book on a shelf

• Total kinetic energy of moving atoms in matter

• Water behind a dam

• Sunlight reaching Earth

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How does heat transfer occur between objects?

• From cooler to warmer objects

• Randomly between objects

• From warmer to cooler objects

• Only through electromagnetic radiation

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NGSS.MS-PS1-4

What is electromagnetic radiation?

• Energy stored in chemical bonds

• Heat transfer between objects

• Energy traveling as waves

• Motion of particles in matter

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What is the primary source of energy that fuels Earth's processes?

• Wind energy

• Nuclear energy

• Solar energy

• Geothermal energy

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NGSS.MS-ESS2-1

Which is an example of potential energy?

• A moving car

• Wind blowing

• Water stored in a reservoir

• Flowing electricity

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What happens when water flows through a dam?

• Kinetic energy transforms to potential energy

• Potential energy transforms to kinetic energy

• Heat energy transforms to light energy

• Chemical energy transforms to nuclear energy

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What characterizes high-quality energy?

• It is widely dispersed

• It has low temperature

• It is concentrated with high capacity for work

• It cannot be transformed