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2 Motion and forces

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Question 84
F

Scientists design a robot to explore other planets and moons.

The robot has a mass of 40 kg.

The Table shows the gravitational field strength at the surface of some places in the Solar System.

Table

PlaceGravitational field strength in N/kg\text{N/kg}N/kg
Earth10
Moon1.6
Mars
Jupiter25
a.

Calculate the weight of the robot on the Moon.

[2]
b.

The weight of the robot on Mars is 148 N.

Calculate the gravitational field strength on Mars.

[2]
c.

State the mass of the robot on Jupiter.

Give a reason for your answer.

[2]
d.

Describe the relationship between the weight of the robot and the gravitational field strength.

[2]
Markscheme

2 Motion and forces Questions

  1. GCSE
  2. /Physics
  3. /2 Motion and forces

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