Reflection Connection Week 37

Which type of energy does a pinewood derby car have when it is held at the top of the ramp before the race starts?

• Kinetic energy

• Potential energy

• Thermal energy

• Electrical energy

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NGSS.MS-PS3-2

What is the main source of kinetic energy for a pinewood derby car during the race?

• The car’s engine

• The car’s wheels

• The car’s motion down the ramp

• The car’s paint

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NGSS.MS-PS3-1

Which of the following best describes potential energy in the context of a pinewood derby race?

• Energy due to the car’s speed

• Energy stored because of the car’s position at the top of the ramp

• Energy from the car’s wheels spinning

• Energy from friction

Tags

NGSS.MS-PS3-2

What happens to the potential energy of a pinewood derby car as it moves down the ramp?

• It increases

• It stays the same

• It is converted to kinetic energy

• It disappears

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NGSS.MS-PS3-2

Which energy transformation occurs as a pinewood derby car races down the ramp?

• Kinetic to potential

• Potential to kinetic

• Electrical to thermal

• Chemical to electrical

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NGSS.MS-PS3-5

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At which point does a pinewood derby car have the most kinetic energy?

• At the top of the ramp

• Halfway down the ramp

• At the bottom of the ramp

• Before the race starts

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

If a pinewood derby car is placed higher on the ramp, what happens to its potential energy?

• It decreases

• It increases

• It stays the same

• It turns into kinetic energy

Tags

NGSS.MS-PS3-2

Which of the following is NOT a type of energy involved in a pinewood derby race?

• Potential energy

• Kinetic energy

• Nuclear energy

• Thermal energy

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If two pinewood derby cars have the same mass but start from different heights, which car will have more potential energy at the start?

• The car at the lower height

• The car at the higher height

• Both have the same potential energy

• It depends on the color of the car

Tags

NGSS.MS-PS3-2

A pinewood derby car starts from rest at the top of a ramp. As it moves down, what happens to its speed and kinetic energy?

• Both decrease

• Both increase

• Speed increases, kinetic energy decreases

• Speed decreases, kinetic energy increases

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1