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Electricity, Magnetism, Light & Sound

Grade 2 · Building confidence · 8 questions · Version PG-6AFL1X-8AVC

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

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 13
  1. How do you see an object?Reflected light enters your eyes
  2. What makes sound?Vibrations
  3. Name a good electrical conductor.Copper
  4. What does a switch control?Whether a circuit is open or closed
  5. Why does a shadow form?An object blocks light
  6. What gives a flashlight energy?A battery
  7. What do like magnetic poles do?Repel
  8. What do opposite magnetic poles do?Attract

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.