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15 questions
True or false: forces are measured in Einsteins
True
False
True or false: all forces are either push or pull
True
False
What is this piece of equipment called?
Newton balance
Newton meter
Newton hook
Newton spring
Friction is...
The force which allows movement
The force which opposes movement
The force pulling objects to the ground
The force pushing objects up in a fluid
If a person's mass on Earth is 80kg, what will their mass be on Mars?
0kg
40kg
80kg
800kg
True or false: gravity is a pushing force
True
False
If a box is pulled with a force of 75N and is being pushed in the opposite direction with a force of 25N, what is the resultant force?
100N
75N
50N
25N
What word is used to describe designing an object to minimise friction (hint: begins with an S)
Which of these is an example of non-useful friction?
Grip on shoes
Ice skater skates
Heat produced when a rocket goes into space
Rubbing hands together for warmth
What do we call the force which pushes up objects in a fluid?
Gravity
Buoyancy
Magnetism
Static electricity
What term is used to describe forces of different strengths acting on an object?
Balanced
Unbalanced
Level
Unlevel
Heat transfer through solids is known as
Conduction
Convection
Radiation
Heat transfer through a liquid/gas is known as...
Conduction
Convection
Radiation
Which of these are a form of active energy?
Gravitational
Strain
Light
Chemical
Oil, natural gas and coal are all examples of...
Non-renewables
Renewables
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