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Electricity, Magnetism, Light & Sound

Kindergarten · Stretch challenge · 8 questions · Version PG-BG3QDK-16K7

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

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 9
  1. What makes sound?Vibrations
  2. What gives a flashlight energy?A battery
  3. What do like magnetic poles do?Repel
  4. What does a switch control?Whether a circuit is open or closed
  5. How do you see an object?Reflected light enters your eyes
  6. Name a good electrical conductor.Copper
  7. What do opposite magnetic poles do?Attract
  8. Which common metal is magnetic?Iron

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.