Physics Formulas:
Gravity, Mass & Weight
The questions on this page test your ability to use the formula:
Weight = Mass × Gravity
You may also wish to learn the formula as:
W = mg
Question 1
The strength of gravity at the Earth's surface is 10 newtons per kilogram. Calculate the weight of a car with a mass of 1500 kg.
Question 2
The strength of gravity on the Moon is 1.6 newtons per kilogram.
If an astronaut's mass is 80 kg on Earth, what would it be on the Moon?
Question 3
The surface gravity of Jupiter is about 26 newtons per kilogram.
What would be the weight of a probe of mass 50 kg at Jupiter's surface?
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