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Pearson Edexcel International GCSE (9–1) · PHYSICS · Chapter

Units (Astrophysics)

16 practice questions

Start practising (16 questions)

Practice questions

1–10 of 16

  1. Question 1

    1 mark · Easy

    State the SI unit for length used in astrophysics.

    Answer and see the solution →

  2. Question 2

    1 mark · Easy

    Which of the following is the correct SI unit for mass?

    1. A.kg
    2. B.g
    3. C.N
    4. D.m/s
    Answer and check →

  3. Question 3

    1 mark · Easy

    Give the SI unit for acceleration in symbols.

    Answer and see the solution →

  4. Question 4

    1 mark · Easy

    What is the SI unit (including symbol) for gravitational field strength?

    Answer and see the solution →

  5. Question 5

    3 marks · Easy

    The table shows different physical quantities. Complete the table by writing the correct SI unit and its symbol for each quantity.

    (a)
    QuantitySI Unit (name)SI Unit (symbol)
    Time
    Force
    Speed
    [3 marks]
    Answer and see the solution →

  6. Question 6

    1 mark · Easy

    Write down the SI unit for speed as used in astrophysics.

    Answer and see the solution →

  7. Question 7

    1 mark · Easy

    Name the SI unit for force and give its symbol.

    Answer and see the solution →

  8. Question 8

    2 marks · Easy

    The table shows some quantities in astrophysics and the symbols for their SI units. Fill in the missing SI unit name or symbol.

    QuantitySI Unit (name)SI Unit (symbol)
    Masskg
    Timesecond
    Answer and see the solution →

  9. Question 9

    1 mark · Normal

    Which of the following is the correct SI unit for gravitational field strength?

    1. A.N/kg
    2. B.kg/m
    3. C.m/s
    4. D.N·m
    Answer and check →

  10. Question 10

    3 marks · Normal

    (a)

    State the SI unit for (i) force, and (ii) time.

    [2 marks]
    (b)

    Give the SI unit for acceleration.

    [1 mark]
    Answer and see the solution →