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Electricity, Magnetism, Light & Sound

Grade 1 · On-level practice · 8 questions · Version PG-3J12NO-1BHG

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1.What gives a flashlight energy?
2.What do opposite magnetic poles do?
3.Which common metal is magnetic?
4.Why does a shadow form?
5.Name a good electrical conductor.
6.What do like magnetic poles do?
7.What makes sound?
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 19
  1. What gives a flashlight energy?A battery
  2. What do opposite magnetic poles do?Attract
  3. Which common metal is magnetic?Iron
  4. Why does a shadow form?An object blocks light
  5. Name a good electrical conductor.Copper
  6. What do like magnetic poles do?Repel
  7. What makes sound?Vibrations
  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.