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Electricity, Magnetism, Light & Sound

Grade 1 · On-level practice · 8 questions · Version PG-25326T-1BHG

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1.What happens in an open circuit?
2.Why does a shadow form?
3.Which common metal is magnetic?
4.What makes sound?
5.How do you see an object?
6.What do like magnetic poles do?
7.What do opposite magnetic poles do?
8.What gives a flashlight energy?

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 12
  1. What happens in an open circuit?Current does not flow
  2. Why does a shadow form?An object blocks light
  3. Which common metal is magnetic?Iron
  4. What makes sound?Vibrations
  5. How do you see an object?Reflected light enters your eyes
  6. What do like magnetic poles do?Repel
  7. What do opposite magnetic poles do?Attract
  8. What gives a flashlight energy?A battery

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.