WorksheetsForce & Motion Test Review
Total questions: 28
Worksheet time: 36mins
Which of the following is an example of a balanced force?
An airplane taking off.
Kicking a football.
A car slowing down.
A car waiting at a red light.
A car accelerating around a mountain curve.
Balanced Force
Unbalanced Force
Two boys are playing tug-of-war. They both pull on the rope and the rope moves to the left.
The forces are balanced.
The forces are unbalanced.
The dog is pulling on the leash. The boy is also pulling on the leash. They both move to the right. Why?
Because the forces are balanced.
Because the forces are unbalanced.
The moon orbiting the Earth at a constant speed.
Balanced Force
Unbalanced Force
If the boy is pulling with a force of 10 N and the girl is pushing with a force 20 N, what is the net force on the box?
10 N
20 N
30 N
0 N
Friction is a force that ________ the motion of an object.
generates
opposes
creates
adds to
What is energy?
moving energy
stored energy
renewable energy
The ability to do work.
What type of energy is this:
stored chemical
electrical
thermal
light
What type of energy is this:
elastic
electrical
chemical
light
The Law of Conservation of Energy states...
energy cannot be created or destroyed, but it can change forms
energy can be created, destroyed, and can change forms
energy cannot be created, destroyed, or change forms
energy cannot be created, but it can be destroyed and change forms
____________ energy is energy that is stored in the bonds of compounds like food and fuel.
Radiant
Electrical
Thermal
Chemical
________ energy is the energy of moving electrons, also known as electricity.
Nuclear
Radiant
Electrical
Chemical
Energy and work are measured in
kilograms
meters
Joules
m/s
How can we increase the gravitational potential energy of the car?
Strap a boulder to the car so that it weighs more.
Keep the length of the hill at 50 m but only 5 m tall.
Take the interior out of the car so that the car has less mass.
Keep the hill at 10 m tall but increase the length of the hill so that the car has farther to roll.
What is a NON-CONTACT force?
A push or pull force where the objects are not touching
A push force where the objects are touching.
An example would be pulling open a door.
The only type of force that exists in the world.
The three examples pictured are of
Non-contact Forces
Contact Forces
What are the three NON-CONTACT forces we are studying this unit?
Gravity, friction, air resistance
Forces, motion, human body systems
Friction, electricity, muscular system
Gravity, electricity, and magnetism
