Science Quiz

List the energy conversions that take place as the child swings. 1. Gravitational potential to

• kinetic energy → chemical energy

• elastic potential energy → kinetic energy

• chemical energy → light energy

• kinetic energy → gravitational potential energy

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Describe where the greatest potential energy can be found.

• at the beginning of the ski lift

• at the top of the ski lift

• as the person skies

• at the bottom of the first hill

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When a firecracker explodes, stored chemical energy turns into sound and light energy. What other type of energy is released?

• Electrical

• Potential

• Radiant

• Thermal

The faster the particles move, the more _______. (Choose all that apply.)

• kinetic energy they have.

• quickly they solidify.

• quickly diffusion occurs.

• chemical energy they have.

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Three cars are traveling on the interstate. All three cars have the same mass. Car A is traveling 64 mph, Car B is traveling 57 mph and Car C is traveling 67 mph. Which car has the greatest amount of kinetic energy?

• Car A because it had more mass.

• Car C because it had more mass.

• There is not enough information to make any conclusion.

• Car C because it was going the fastest.

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Particle movement from an area of high concentration to an area of lower concentration, until the substance is the same throughout, is known as _______.

The ability to do work or cause change.

• The Law of Conservation of Energy

• Energy

• Work

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Which of the following energies are potential?

• Electrical

• Chemical

• Gravitational

• Thermal

• Elastic

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The energy of motion is called __________energy.

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A spring has the most potential energy when it is

• squeezed together tightly

• bouncing

• not squeezed together

• lying on a table

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