Energy Review

What is energy?

• The ability to react chemically.

• Anything on the periodic table.

• The ability to do work.

• Only things that are moving have energy.

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How are potential energy and kinetic energy different?

• Potential energy is stored energy and kinetic energy is the energy of motion.

• Potential energy is energy of motion and kinetic energy is stored energy.

• Potential energy is thermal energy and kinetic energy is radiant energy.

• Potential energy is gravity and kinetic energy is chemistry.

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A person running has _____ energy.

• potential

• kinetic

• linear

• radiant

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What two quantities determine how much kinetic energy an object will have?

• distance and velocity

• speed and energy

• velocity and mass

• time and mass

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Which statement is true about energy?

• Energy can be transformed from potential energy to kinetic energy.

• Energy can be transformed from kinetic energy to potential energy.

• Energy can be transformed, but it cannot be created nor destroyed.

• All of the above are true.

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An explosion has what kind of energy?

• kinetic

• thermal

• light (radiant)

• all of the above

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The bond between hydrogen and oxygen that creates water has what kind of energy?

• potential

• kinetic

• gravational

• thermal

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Potential energy that depends on height is called

• Mechanical energy

• Kinetic energy

• Gravitational potential energy

• Elastic potential energy

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The flexed string of an archer’s bow has what type of energy?

• Gravitational Potential Energy

• Chemical Potential Energy

• Elastic Potential Energy

• Mechanical Kinetic Energy

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Moving water can be used to produce electricity because

• Energy cannot be converted into other forms.

• Most forms of energy can be converted into other forms.

• Kinetic energy can be converted into potential energy, but not vice versa.

• Potential energy can be converted into kinetic energy, but not vice versa.

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