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Electricity, Magnetism, Light & Sound

Kindergarten · Building confidence · 8 questions · Version PG-U1ZO5P-IJ2X

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1.What happens in an open circuit?
2.What makes sound?
3.Name a good electrical conductor.
4.Which common metal is magnetic?
5.Why does a shadow form?
6.What does a switch control?
7.How do you see an object?
8.What do like 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 15
  1. What happens in an open circuit?Current does not flow
  2. What makes sound?Vibrations
  3. Name a good electrical conductor.Copper
  4. Which common metal is magnetic?Iron
  5. Why does a shadow form?An object blocks light
  6. What does a switch control?Whether a circuit is open or closed
  7. How do you see an object?Reflected light enters your eyes
  8. What do like magnetic poles do?Repel

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.