Energy Transformations

A lamp that plugs into a wall socket draws energy, which flows through a thin wire in the bulb, causing it to heat up until it glows. What energy transformations are taking place?

• Chemical → light → electrical

• Mechanical → sound → light

• Thermal → solar → electrical

• Electrical → thermal → light

What type of energy is stored in a battery?

• electrical

• thermal

• radiant

• chemical

Which energy transformation occurs in a toaster?

• electrical → thermal

• chemical → thermal

• nuclear → electrical

• thermal → electrical

Which energy conversion is taking place when using gasoline in a car when the motor is running?

• thermal -> electrical

• mechanical -> electrical

• chemical -> mechanical

• mechanical -> electromagnetic

Which best describes the transfer of energy in a windmill?

• Wind -> Mechanical -> Electrical

• Mechanical -> Thermal -> Chemical

• Wind -> Electrical -> Thermal

• Wind -> Nuclear

What kind of energy is stored in food?

• Thermal

• Chemical

• Mechanical

• Nuclear

When a human eats food, what transfer of energy is taking place?

• Chemical -> Thermal and Mechanical

• Chemical -> Nuclear and Thermal

• Thermal -> Electrical and Mechanical

• Nuclear

What type of energy transformations happen when using a flashlight? Read carefully and choose the BEST answer.

• Electrical to light to sound

• Chemical to electrical to light

• Mechanical to light to electrical

• Electrical to chemical to light

Electrical Energy is transferred to _____ Energy.

• Thermal
• Solar
• Electrical
• None

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

Choose the forms of energy in this transformation

Energy from the sun is absorbed in solar panels.

• Sound

• Electrical

• Light

• Kinetic

• Potential