Stars
6 free practice questions with explanations
PassNova has 6 free Kids Stars & Night Sky practice questions on Stars, each with a clear explanation. Practise them in the browser with instant feedback — 100% free, no sign-up, on any device. Updated for 2026.
Stars: example questions & answers
6 worked examples with answers and explanations below. Practise them in the browser with instant feedback on every answer.
What are stars mostly made of?
- ASolid rock
- BFluffy cotton
- CHot glowing gas✓
- DCold ice
Answer: Stars are giant balls of very hot, glowing gas that shine brightly.
Why do stars look tiny when we see them at night?
- AThey are really that small
- BThey are very far away✓
- CThey are hiding
- DThey are switched off
Answer: Stars are actually huge, but they look tiny because they are so far away.
When is the best time to see the stars?
- AAt lunchtime
- BIn the bright morning
- CWhen the Sun is high
- DAt night when the sky is dark✓
Answer: Stars show up best in a dark night sky, away from bright sunlight.
What do we call a person who studies stars and space?
- AAn astronomer✓
- BA farmer
- CA dentist
- DA chef
Answer: An astronomer is a scientist who studies the stars, planets, and space.
Stars can look like they twinkle. This is because their light passes through what before reaching us?
- AThick chocolate
- BA big mirror
- CThe moving air around Earth✓
- DA window with curtains
Answer: Starlight wobbles as it passes through Earth's moving air, so stars seem to twinkle.
Which of these best describes the colour a very hot star can look?
- ADeep purple
- BPitch black
- CBright green
- DBluish-white✓
Answer: The hottest stars glow a bluish-white colour, a bit like a hot flame.