Question

Q1.When an Astronaut stands on a weighing scale on Earth ,They read 60 kg. The Astronaut travels to planet X which has half the gravitational force of the earth.
A. What is the Astronaut’s mass on the Earth?
B. What is her weight on Earth?
C. What is her mass on planet X?
D. What is her weight on planet X ?

Answer 1

Answer:

a. 30 kg

b. 60 newton

c. 30 kg

d. 30 newton

Answer 2

Answer:

a. 60 kg

b. 60 newton

c. 60 kg

d. 120 newtons

Explanation:

because the mass never changes no matter where you are, and W = M x G

weight = mass x gravity