Unit 8.1 Quiz 6

Kinetic energy is:

• a push force.

• the energy carried in light waves.

• the energy of objects in motion.

• the energy stored in food.

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What two properties of an object affect its kinetic energy?

• mass and weight

• mass and speed

• speed and distance

• weight and height

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What has a larger impact on the kinetic energy of an object and the damage in a collision?

• speed

• mass

• weight

• distance

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When the mass of an object is doubled, the kinetic energy of the object:

• stays the same

• doubles

• triples

• quadruples

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When the speed of an object is doubled, the kinetic energy of the object:

• stays the same

• doubles

• triples

• quadruples

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Which graph shows the relationship between kinetic energy and mass?

• A

• B

• C

• D

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Which graph shows the relationship between kinetic energy and speed?

• A

• B

• C

• D

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Two boats are moving across a lake. The kinetic energy of each boat depends on the boat’s mass and speed. According to the information in the table:

1) The kayak’s mass is ________ the canoe’s mass.

2) The kayak’s speed is _______ the canoe’s speed.

3) The kayak’s kinetic energy is _______ the canoe's kinetic energy.

• 1) the same as; 2) two times; 3) four times

• 1) the same as; 2) half of; 3) four times

• 1) the same as; 2) two times; 3) one-fourth of

• 1) the same as; 2) half of; 3) one-fourth of

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