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Electricity, Magnetism, Light & Sound

Kindergarten · On-level practice · 8 questions · Version PG-1JEL97Y-GS42

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1.What do opposite magnetic poles do?
2.Name a good electrical conductor.
3.What makes sound?
4.What happens in an open circuit?
5.What does a switch control?
6.What do like magnetic poles do?
7.What gives a flashlight energy?
8.How do you see an object?

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 16
  1. What do opposite magnetic poles do?Attract
  2. Name a good electrical conductor.Copper
  3. What makes sound?Vibrations
  4. What happens in an open circuit?Current does not flow
  5. What does a switch control?Whether a circuit is open or closed
  6. What do like magnetic poles do?Repel
  7. What gives a flashlight energy?A battery
  8. How do you see an object?Reflected light enters your eyes

Worked example

Use a model to track energy, forces, and waves through a system.

Common mistake

Assuming energy travels without a path or medium.

Helpful hint

Draw the source, path, interaction, and result.