Grade 3 · Science · On Level
Free Electricity, Magnetism, Light & Sound worksheet - version 16
Grade 3 electricity, magnetism, light & sound practice with original questions, explanations, and difficulty-matched printable versions. This printable version includes 8 grade-appropriate questions and a separate answer sheet.
Electricity, Magnetism, Light & Sound
Grade 3 · On-level practice · 8 questions · Version PG-F2ZNLR-JMEH
1.Why can you hear an echo?
2.What energy change occurs in a speaker?
3.How do you see an object?
4.What can happen when light enters water?
5.Why does a shadow form?
6.What does a switch control?
7.Name a good electrical conductor.
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 16
- Why can you hear an echo?Sound reflects from a surface
- What energy change occurs in a speaker?Electrical energy becomes sound
- How do you see an object?Reflected light enters your eyes
- What can happen when light enters water?It refracts, or bends
- Why does a shadow form?An object blocks light
- What does a switch control?Whether a circuit is open or closed
- Name a good electrical conductor.Copper
- 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.