Pearson Edexcel International GCSE (9–1) · PHYSICS · Unit
Astrophysics
156 practice questions
Topics covered
Practice questions
1–10 of 78 · Easy
Question 1
1 mark · Easy
Answer and see the solution →State the SI unit for length used in astrophysics.
Question 2
1 mark · Easy
Answer and check →Which of the following is the correct SI unit for mass?
- A.kg
- B.g
- C.N
- D.m/s
Question 3
1 mark · Easy
Answer and see the solution →Give the SI unit for acceleration in symbols.
Question 4
1 mark · Easy
Answer and see the solution →What is the SI unit (including symbol) for gravitational field strength?
Question 5
3 marks · Easy
Answer and see the solution →The table shows different physical quantities. Complete the table by writing the correct SI unit and its symbol for each quantity.
(a)[3 marks]Quantity SI Unit (name) SI Unit (symbol) Time Force Speed Question 6
1 mark · Easy
Answer and see the solution →Write down the SI unit for speed as used in astrophysics.
Question 7
1 mark · Easy
Answer and see the solution →Name the SI unit for force and give its symbol.
Question 8
2 marks · Easy
Answer and see the solution →The table shows some quantities in astrophysics and the symbols for their SI units. Fill in the missing SI unit name or symbol.
Quantity SI Unit (name) SI Unit (symbol) Mass kg Time second Question 9
1 mark · Easy
Answer and check →What is the correct unit for measuring the mass of a planet?
- A.kilogram (kg)
- B.metre (m)
- C.second (s)
- D.newton (N)
Question 10
2 marks · Easy
Answer and see the solution →Name the force responsible for keeping planets in orbit around the Sun. State its unit.