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Electricity, Magnetism, Light & Sound

Grade 1 · Building confidence · 8 questions · Version PG-OIB08Z-14S4

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1.Why does a shadow form?
2.What makes sound?
3.How do you see an object?
4.What happens in an open circuit?
5.What do like magnetic poles do?
6.What gives a flashlight energy?
7.What does a switch control?
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 14
  1. Why does a shadow form?An object blocks light
  2. What makes sound?Vibrations
  3. How do you see an object?Reflected light enters your eyes
  4. What happens in an open circuit?Current does not flow
  5. What do like magnetic poles do?Repel
  6. What gives a flashlight energy?A battery
  7. What does a switch control?Whether a circuit is open or closed
  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.