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Science Y3/Y4 – Forces – week 7 - test

TEST 1 ON FORCES Name: ______________________

1. Name four forces. ____________________________________ ____________________________________

____________________________________ ____________________________________ (4 marks)

2. Who created forces? _______________________________________________ (1 mark)

3. What did Sir Isaac Newton discover? _______________________________________________ (1 mark)

4. Who dropped objects off the Tower of Pisa to see if they landed at the same time if they
were roughly the same size? _______________________________________________ (1 mark)

5. What is a spring balance used for? _________________________________________________________________________

________________________________________________________________________________________________________________ (1 mark)

6. Objects have weight because of the force of _______________________________________________ (1 mark)

7. In which book of the Bible do we read about plumb-lines? __________________________ (1 mark)

8. What is a plumb-line used for nowadays? _______________________________________________________________

_________________________________________________________________________________________________________________ (1 mark)

9. Mark the centre of gravity on these shapes. (4 marks)

10. Draw a labelled picture of an experiment you did to see how the centre of gravity can change
on a candle. (2 marks)

11. Name a machine which can overcome gravity. ____________________________________ (1 mark)

12. Every object needs a ____________________ or a ____________________ to start or stop moving. (2 marks)
Total marks = 2

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