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Grade 3 · Physics

Grade 3 Physics diagnostic

15 questions on waves & sound, light & optics and magnetism & induction, plus 3 from Grade 2. Answer what you can, then check your answers to see which topics are secure and what to practise next.

15 questions3 topicsAbout 15 minutesSet 1 of 5

Skip a question if you do not know the answer. It is better than guessing, because it shows what to practise.

1Waves & soundWhich sound is louder: a whisper or a marching band drum?
2Waves & soundWhich can carry ordinary sound across a classroom?
3Waves & soundWhich sound is quieter: a pencil writing on paper or a lawn mower?
4Waves & soundA quiet whistle and a loud drum can differ in which two ways?
5Light & opticsWhich material usually lets you see a clear image through it?
6Light & opticsWhich one makes its own light: a shiny spoon or a flashlight that is on?
7Light & opticsWhich item normally produces its own visible light when switched on?
8Light & opticsA flashlight is moved closer to a toy. What happens to the toy’s shadow on the wall?
9Magnetism & inductionWhich object will a magnet pull toward it: a plastic cup or a steel bottle cap?
10Magnetism & inductionCan a magnet pull a steel paper clip through a thin sheet of paper?
11Magnetism & inductionA north pole approaches a south pole. What is expected?
12Magnetism & inductionWhich object will a magnet pull toward it: an iron bolt or a rubber eraser?

From Grade 2

These questions check skills from the grade below, so gaps can be spotted early.

13Forces & equilibrium (Grade 2)A ball rolls toward a wall and then away. What changed?
14Forces & equilibrium (Grade 2)A child brings a drawer toward their body using its handle. What action is this?
15Forces & equilibrium (Grade 2)Which observation describes motion rather than colour?