When a person plays the drums, what form of energy is transformed into sound energy?

• Mechanical

• Thermal

• Electrical

• Light

Which of the following is the correct order for the energy transformations that occur in a working flashlight?

• Electrical to chemical to thermal to light

• Light to electrical to chemical and thermal

• Thermal to electrical to light and chemical

• Chemical to electrical to light and thermal

Tags

NGSS.MS-PS3-4

What main energy transformation occurs when a lamp is turned on?

• Electrical → mechanical

• Thermal → mechanical

• Electrical → light + thermal

• Light → mechanical + thermal

What energy transformation takes place when a radio is turned on?

• Sound to chemical

• Electrical to sound

• Chemical to sound

• Sound to electrical

A hairdryer is a system of parts that work together. The main function is this system is to transform–

• electrical energy into chemical energy

• electrical energy into thermal energy

• chemical energy into mechanical energy

• thermal energy into mechanical energy

Coal, wood, and oil are sometimes burned in furnaces to heat homes in very cold areas. When they are burned, chemical energy is transformed to–

• sound energy

• light energy

• thermal energy

• mechanical energy

Which of the following shows an energy transformation from chemical energy to electrical energy to light energy?

• A candle glowing brightly in the dark

• A bolt of lightning in the night sky

• A battery causing a flashlight to shine

• Burning wood in a fireplace warms up a room

Which two objects pictured here, transform electrical energy into mechanical energy? Mark two answers.

• Ceiling fan

• AA Battery

• Television

• Washing machine

• Stereo

Tags

NGSS.MS-PS3-5

Match the pictures with its corresponding energy transformation.

Match the pictures with its corresponding energy transformation.

Tags

NGSS.MS-PS3-3