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Lesson Worksheet: Energy and Devices Science

In this worksheet, we will practice describing energy transformation in devices.

Q1:

The blender works by using energy as the input energy and produces energy as the output energy that helps it blend food.

  • Aelectric, kinetic
  • Bsound, kinetic
  • Celectric, sound
  • Dkinetic, electric

Q2:

What is the scientific term for a robot vehicle that can be controlled from a distance and is used to explore the surface of Mars?

  • AMars rover
  • BElectric generator
  • CWindmill
  • DWatermill

Q3:

True or False: Batteries need charging or replacing to power a device.

  • ATrue
  • BFalse

Q4:

All devices need to make them work.

  • Awheels
  • Bwater
  • Cbatteries
  • Denergy

Q5:

True or False: Remote-controlled devices are connected to sockets to get charged.

  • ATrue
  • BFalse

This lesson includes 11 additional questions for subscribers.

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