In an electrical circuit, what happens to the energy when a light bulb is turned on?

• Energy is destroyed.

• Energy is transformed into light and heat.

• Energy is created.

• Energy remains unchanged.

Tags

NGSS.HS-PS3-2

Which of the following best describes the energy transformation in photosynthesis?

• Chemical energy to light energy.

• Light energy to chemical energy.

• Mechanical energy to thermal energy.

• Electrical energy to mechanical energy.

Tags

NGSS.HS-LS1-5

Consider a roller coaster at the top of a hill. What type of energy transformation occurs as it descends?

• Kinetic energy to potential energy.

• Potential energy to kinetic energy.

• Thermal energy to chemical energy.

• Electrical energy to light energy.

Tags

NGSS.HS-PS3-3

Explain how energy is conserved in a food web.

• Energy is lost as it moves through the food web.

• Energy is transferred and transformed between organisms, maintaining the total energy.

• Energy is created by producers and destroyed by consumers.

• Energy is only transferred, not transformed.

Tags

NGSS.MS-LS2-3

A battery powers a toy car. Describe the energy transformation that occurs.

• Chemical energy to electrical energy to mechanical energy.

• Electrical energy to chemical energy to thermal energy.

• Mechanical energy to chemical energy to electrical energy.

• Thermal energy to electrical energy to mechanical energy.

Tags

NGSS.HS-PS3-3

How does the law of conservation of energy apply to an amusement park ride?

• Energy is created at the start of the ride and destroyed at the end.

• Energy is transferred and transformed, but the total energy remains constant.

• Energy is only transformed, not transferred.

• Energy is lost as heat and sound, reducing the total energy.

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

NGSS.HS-PS3-4

In a simple electrical circuit with a battery and a bulb, what happens to the energy from the battery?

• It is stored in the bulb.

• It is transformed into light and heat.

• It is destroyed.

• It remains as electrical energy.

Tags

NGSS.HS-PS3-4

NGSS.HS-PS3-5

Analyze the energy transformations that occur when a plant uses sunlight to grow.

• Light energy is transformed into thermal energy.

• Light energy is transformed into chemical energy stored in glucose.

• Chemical energy is transformed into light energy.

• Thermal energy is transformed into chemical energy.

Tags

NGSS.HS-LS1-5

What type of energy transformation occurs when you eat food and then run?

• Chemical energy to mechanical energy.

• Mechanical energy to chemical energy.

• Electrical energy to thermal energy.

• Thermal energy to mechanical energy.

Tags

NGSS.HS-LS1-7

Describe how energy is conserved in a closed system.

• Energy is created and destroyed within the system.

• Energy is transferred and transformed, but the total energy remains constant.

• Energy is only transferred, not transformed.

• Energy is lost to the surroundings.

Tags

NGSS.HS-PS3-4