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WorksheetsStudy Guide for Physics Quiz
Total questions: 40
Worksheet time: 1hrs 21mins
Friction acts in a direction __________ to the direction of an object's motion.
unrelated
opposite
equal
perpendicular
Unless an object at rest is acted on by a force, it stays at rest due to its __________.
matter
friction
inertia
gravity
A(n) __________ can cause an object's motion to change.
unbalanced force
balanced force
weight
inertia
The amount of matter in an object is called its __________.
weight
force
inertia
Mass
The force of gravity on a person or object at the surface of a planet is known as __________.
weight
mass
inertia
air resistance
A push or pull is called a(n) __________.
acceleration
inertia
motion
force
The tendency of an object to resist a change in its motion is known as __________.
balance
force
inertia
mass
The force that one surface exerts on another when the two come in contact with each other and rub against each other is called __________.
gravity
friction
pressure
tension
According to Newton's 3rd Law of Motion, when a hammer strikes a nail and exerts a force on the head of the nail, the nail _____.
disappears into the wood.
creates friction with the hammer.
exerts an equal but opposite force back on the hammer.
moves at a constant speed.
The velocity of an object gives both speed and _____.
direction
weight
force
mass
An object is in motion if it is moving relative to a _____.
direction
speed
reference point
another moving object
If the net force on the left is 35 and on the right is 30 what is the net force?
5 N left
1 N Right
5N Right
11 N
A frictional force that prevents objects from moving is ________ friction.
rolling
static
sliding
fluid
The frictional force produced when a plane is flying through the air or when you are swimming is ________ friction.
rolling
static
fluid
sliding
If a person dives out of the raft in the direction indicated by arrow A, the boat will move in the direction indicated by arrow B. Which principle does this illustrate?
Mass can be converted into energy.
Every action force results in an equal but opposite reaction force.
Energy is neither created nor destroyed, it only changes form.
Unless another force is applies, an object in motion will move at a constant speed.
Your pencil is sitting at rest on your desk. Which of the following best describes the situation?
There are no forces acting on the pencil.
Your pencil is at rest because of rolling friction.
There are several forces acting on your pencil, but they balance each other.
Your pencil exerts no force on the desk.
Which type of force requires contact between two objects for one to push or pull the other?
Frictional forces slow down a rolling soccer ball.
A magnetic force is pulling paper clips to a powerful electromagnet.
A magnetic force is pushing two magnets apart.
The force of gravity is acting on raindrops that fall to Earth.
Kathy put her soccer ball on the ground on the side of a hill. Which force acted on the soccer ball to make it roll down the hill?
gravity
electricity
magnetism
wind
A leaf falls slowly out of a tree to the ground. Which force is responsible for causing it to drift to the ground?
centripetal force
momentum
balanced forces
air resistance
What causes objects to move in a circular motion?
velocity
centripetal force
weight
friction
If a train travels 60 kilometers in one half-hour, what is its speed?
120 kilometers per half-hour
30 kilometers per half-hour
120 kilometers per hour
60 kilometers per hour
What does speed measure?
the rate at which an object changes where it is located
the distance an object moves from one position to another
the direction an object moves when it changes position
the position as an object moves
An automobile moves down a straight road at a constant speed. What about the car is changing?
its direction
its velocity
its acceleration
its position
What is force?
The resistance between objects that makes it harder for them to slide past each other.
The amount of stuff (matter) in an object.
A push or a pull that can make an object move, stop, or change direction.
How fast something is moving.
What is an unbalanced force?
When the forces acting on an object are unequal, causing it to move or accelerate.
The amount of stuff (matter) in an object.
A push or a pull that can make an object move, stop, or change direction.
The speed of an object in a specific direction.
What is velocity?
The resistance between objects that makes it harder for them to slide past each other.
The speed of an object in a specific direction.
A push or a pull that can make an object move, stop, or change direction.
How heavy an object is due to the pull of gravity.
What is friction?
The amount of stuff (matter) in an object.
The speed of an object in a specific direction.
A push or a pull that can make an object move, stop, or change direction.
The resistance between objects that makes it harder for them to slide past each other.
What is mass?
The resistance between objects that makes it harder for them to slide past each other.
The amount of stuff (matter) in an object.
A push or a pull that can make an object move, stop, or change direction.
How fast something is moving.
What is a balanced force?
When the forces acting on an object are unequal, causing it to move or accelerate.
The amount of stuff (matter) in an object.
A push or a pull that can make an object move, stop, or change direction.
When the forces on an object are equal and opposite, causing it to stay still or keep moving at a constant speed.
What is net force?
The overall force acting on an object after considering all the forces acting upon it.
The amount of stuff (matter) in an object.
A push or a pull that can make an object move, stop, or change direction.
How fast something is moving.
What is acceleration?
The resistance between objects that makes it harder for them to slide past each other.
The speed of an object in a specific direction.
How quickly an object's speed changes.
The amount of stuff (matter) in an object.
What is Newton's 1st Law?
The force acting on an object is equal to its mass times its acceleration.
For every action, there is an equal and opposite reaction.
An object will stay still or keep moving unless a force acts on it.
A force that is put on an object intentionally.
What is Newton's 2nd Law?
The force acting on an object is equal to its mass times its acceleration.
For every action, there is an equal and opposite reaction.
An object will stay still or keep moving unless a force acts on it.
A force that is put on an object intentionally.
Which law of motion says that you must push or pull objects harder if they have more mass?
1st
2nd
3rd
4th
Letting go of a balloon full of air is demonstrating Newton's ______ _______ ________ _________ because the air comes out of the back and the balloon moves forward.
1st law of motion
2nd law of motion
3rd law of motion
13th law of motion
What law is best described by inertia?
1st
2nd
3rd
law of conservation of mass
A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.
The Law of Inertia (1st law)
The Law of Acceleration (2nd law)
The Law of Conservation of Momentum
Action Reaction Law (3rd law)
What Unit do we Measure Force in?
Newtons
Joules
Force
Kilograms
8 N to the left , and 4 N to the right. Find the net force. Is this balanced
12 N Right No
4 N Left No
12 N Right Yes
4 N Left Yes
Greg, Matt and Stephen work together to hold the door shut to keep out the zombie. Greg pushes with a force of 15N, Matt with 12N and Stephen with 22N. What is their net force on the door
49N
50N Right
