WorksheetsWHAT ARE FORCES?
Total questions: 10
Worksheet time: 5mins
What is a force?
A force is a type of matter that can expand and compress
A force is a push or pull that can change the motion or shape of objects
A force is a type of energy that can create heat
A force is a type of accelerator that can increase the speed of an object
What is gravity?
Gravity is a force that repels objects away from each other.
Gravity is a force that only affects living organisms.
Gravity is a force that attracts objects towards each other.
Gravity is a force that is caused by the rotation of the Earth.
Which force opposes motion between two surfaces that are touching one another?
inertia
magnetism
friction
gravity
What happens when forces on an object are balanced?
The object comes to a complete stop before bouncing back.
The object remains at rest or continues to move at a constant velocity.
The object accelerates in the opposite direction.
The object changes direction at a slower pace.
What must happen in order for an object to move?
Select TWO.
Gravity must not act on the object.
Unbalanced forces must act on the object.
Balanced forces must act on the object.
The object's force must overcome the force of friction.
What is the unit of force?
Degree
Newton
Watt
Volt
A ___________ is a tool that can be used to measure the size of a force.
pan balance
thermometer
spring scale
measuring cup
If you exert the same gentle force on a bowling ball and a tennis ball, which would be true?
The bowling ball would accelerate slower but travel farther.
The tennis ball would accelerate slower but travel farther.
The bowling ball would accelerate faster and travel farther.
The tennis ball would accelerate faster and travel farther.
What is friction that exists between air and an object called?
air pressure
air resistance
air friction
air compression
When a rocket is at rest on Earth's surface, the forces exerted on it are _______.
balanced
unbalanced
