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Electricity, Magnetism, Light & Sound

Grade 1 · On-level practice · 8 questions · Version PG-1L3USV-1BHG

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

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 10
  1. What do like magnetic poles do?Repel
  2. What makes sound?Vibrations
  3. What gives a flashlight energy?A battery
  4. Name a good electrical conductor.Copper
  5. What happens in an open circuit?Current does not flow
  6. What do opposite magnetic poles do?Attract
  7. How do you see an object?Reflected light enters your eyes
  8. What does a switch control?Whether a circuit is open or closed

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.