WorksheetsGravity
Total questions: 15
Worksheet time: 8mins
__power stations convert gravitational potential energy into kinetic energy to turn the turbines, which in turn is converted into electrical energy.
Hydroelectric
Wind energy
The Earth stays in__around the Sun.
space
orbit
Gravity is a __towards the ground.
push
pull
Gravity is a type of ___force.
kinetic
gravitational
Weight refers to the amount of ___acting on a mass.
gravity
mass
__refers to the amount of matter in an object.
weight
mass
If you have a mass of 30 kg on Earth, What is your mass on the Moon?
10 kg
30 kg
If you let go of the ball that you are holding, what will happen to the ball if there is no gravity?
float
swim
What is most likely to happen if an astronaut is is outer space for a long period of time?
his bones will become stronger
he will lose muscle mass
Why does the Earth revolve around the Sun?
The Sun exerts gravity on the Earth.
The Earth exerts gravity on the Sun.
All objects on the Earth experience__
a push towards outer space.
a pull towards the ground.
We can measure weight using a __
spring scale
balance scale
Which of the following converts gravitational potential energy to another forms of energy?
solar panel
hydroelectric power station
Which of the following affect the strength of gravity exerted on an object?
mass
length
A new planet, Planet X, is discovered. The strength of gravity on a Planet X is twice that of the Earth. How will the mass change on the Planet X?
The mass changes on the Planet X depends twice the mass of the Earth
The mass will be the same on the Planet X despite of the gravitational pull.
