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WorksheetsForces (Mid-topic Quiz)
Total questions: 12
Worksheet time: 11mins
A force:
is a measure of speed.
can cause a change in speed.
is measured in kilograms.
is measured in joules.
Which of the following is a contact force?
Magnetic force
Gravitational force
Electrostatic force
Frictional force
Select the correct statement about the re-entry of the space shuttle into the Earth’s atmosphere.
The shuttle slows down as it becomes heavier the closer it is to the surface.
Atmospheric drag (friction) slows down the shuttle.
Ceramic tiles have smooth surfaces so there is little friction.
The temperature of the wind rises and this slows the craft down.
Force is measured in units of:
kilograms (kg).
grams (g).
newtons (N).
kilojoules (kJ).
Riley conducted an experiment to see if the mass on a trolley changed the size of the friction force. Which is the independent variable?
The size of the friction force.
The mass on the trolley.
The number of wheels the trolley has.
The force applied to the trolley.
Riley conducted an experiment to see if the mass on a trolley changed the size of the friction force. Which is the dependent variable?
The size of the friction force.
The mass on the trolley.
The number of wheels the trolley has.
The force applied to the trolley.
If these teams are pulling with the same amount of force what will happen?
The boy in blue will win.
They will not move at all.
The boy in red will win.
Both will fall down.
Gravity:
holds atoms together.
pulls energy towards matter.
pulls matter towards other matter.
pushes matter towards each other.
A balanced force causes:
no change to an object's motion.
changes an object's direction.
changes an object's speed.
changes an object's shape.
A ball and a feather are dropped in a vacuum. Which hits the ground first?
Ball.
Feather.
Both hit the ground at the same time.
Both float.
The force that slows a skydiver down when a parachute opens is:
air resistance.
gravity.
normal force.
a fist.
