Year 4 Science

A complete pathway for the flow of electricity is called a ________

• series

• current

• circuit

• wire

A simple device that opens and closes an electric circuit is called a/an _________

• Connection

• Switch

• Electrons

• Power source

A circuit is a path taken by a current. A path with no breaks is called a ____________

• closed-circuit

• switch

• series circuit

• circuit breaker

Which of these is NOT a source of electrical energy?

• Solar cell

• Battery

• Generator

• None of the above

Light energy is collected from the Sun using _________

• Mirrors

• Solar panels

• Electrical panels

• Wires

All of the following objects are examples of things that produce light energy EXCEPT_______

• Candle

• Compass

• Desk lamp

• Flashlight

How is light energy different from sound energy?

• Light energy moves slower

• Light energy uses vibrations and sound energy does not

• Light energy is what you see and sound energy is what you hear

• Light energy is in a cell phone and sound energy is not

The device in the picture transfers electrical energy to ___________ energy

• thermal

• solar

• sound

• light

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

The picture shows a lamp giving off light. What form of energy does the lamp use to produce light?

• Thermal

• Electrical

• Mechanical

• Light

Lightning is an example of ________

• fast electricity

• static electricity

• current electricity

• none of the above

Tags

NGSS.MS-PS2-3