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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 5 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 quieter: a jet plane taking off or a ticking watch?
2Waves & soundWhich observation supports the idea that a ruler can vibrate?
3Waves & soundWhich sound is louder: a marching band drum or a whisper?
4Waves & soundA quiet whistle and a loud drum can differ in which two ways?
5Light & opticsWhich one makes its own light: a lamp that is switched on or the Moon?
6Light & opticsWhat makes a shadow behind an opaque card?
7Light & opticsWhich one lets light pass through so you can see clearly through it: clear plastic wrap or a brick wall?
8Light & opticsWhich is a safe way to investigate a shadow?
9Magnetism & inductionWhich object will a magnet pull toward it: a cotton sock or a steel paper clip?
10Magnetism & inductionA magnet is moved farther away from a paper clip. What happens to its pull on the clip?
11Magnetism & inductionMust a magnet touch an iron object to exert a force on it?
12Magnetism & inductionWhich object will a magnet pull toward it: an aluminium can or a steel paper clip?

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)Which observation describes motion rather than colour?
15Forces & equilibrium (Grade 2)A child brings a drawer toward their body using its handle. What action is this?