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Electricity, Magnetism, Light & Sound

Grade 1 · On-level practice · 8 questions · Version PG-R51PY-1BHG

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1.Which common metal is magnetic?
2.What happens in an open circuit?
3.How do you see an object?
4.What makes sound?
5.Name a good electrical conductor.
6.What gives a flashlight energy?
7.Why does a shadow form?
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 17
  1. Which common metal is magnetic?Iron
  2. What happens in an open circuit?Current does not flow
  3. How do you see an object?Reflected light enters your eyes
  4. What makes sound?Vibrations
  5. Name a good electrical conductor.Copper
  6. What gives a flashlight energy?A battery
  7. Why does a shadow form?An object blocks light
  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.