How Energy Changes Form

Which of the following best describes why energy transformations are important in our daily lives?

• They make things look cooler
• They allow us to use energy in different forms for various purposes
• They create new energy out of nothing
• They destroy harmful energy

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NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

In a car engine, what type of energy transformation occurs when fuel burns?

• Electrical to thermal
• Chemical to thermal
• Kinetic to potential
• Sound to light

Why do many cities build near rivers? Choose the most comprehensive answer.

• For drinking water only
• For transportation only
• To use the river's motion energy for work and electricity
• All of the above: for water, transportation, and energy

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NGSS.MS-ESS2-4

What energy transformation occurs in a wind turbine?

• Thermal to electrical
• Kinetic to electrical
• Chemical to kinetic
• Potential to thermal

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NGSS.MS-PS3-4

How does clapping your hands demonstrate multiple energy transformations?

• It only shows sound energy
• It shows transfer of motion energy and transformation to sound and thermal energy
• It creates new energy
• It only shows thermal energy

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NGSS.MS-PS3-5

Which statement about energy is NOT true?

• Energy can be transferred from one object to another
• Energy can be transformed from one form to another
• The total amount of energy stays the same
• Energy can be created or destroyed

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

What makes electric cars different from traditional cars in terms of energy use?

• They don't use any energy
• They use electrical energy from batteries instead of chemical energy from fuel
• They create new energy as they drive
• They only use solar energy

Tags

NGSS.MS-PS3-5

How do hybrid cars combine different energy sources?

• They use only electrical energy
• They use only gasoline energy
• They use electrical energy at slower speeds and gasoline at higher speeds
• They create new energy as they drive

What is a potential advantage of bladeless wind turbines?

• They use more energy
• They are larger than regular wind turbines
• They can be almost silent and don't hurt birds
• They only work during the day

How does the size of ocean waves relate to wind speed?

• Faster winds cause smaller waves
• Wind speed doesn't affect wave size
• Faster winds cause larger waves
• Waves are not affected by wind