25 Questions | Total Attempts: 5197  Settings  Physics is a very interesting subject, and it helps us understand how most of the things around us work. Are you in seventh grade and think that you have what it takes to handle this science practice test? Take up the quiz below and get to find out just how much you know from our previous classes. All the best!

• 1.
A force that resists the movement of one surface against another.
• A.

Centripetal

• B.

Inertia

• C.

Friction

• D.

Kinetic

• 2.
The amount of matter in an object.
• A.

Mass

• B.

Inertia

• C.

Velocity

• D.

Weight

• 3.
The type of foce that keeps objects moving in a circle or arc.
• A.

Gravity

• B.

Friction

• C.

Momentum

• D.

Centripetal

• 4.
The distance covered within a certain unit of time.
• A.

Speed

• B.

Acceleration

• C.

Velocity

• D.

Force

• 5.
The rate at which an object changes its velocity.
• A.

Acceleration

• B.

Speed

• C.

Velocity

• D.

Inertia

• 6.
The rate at which an object is traveling in a certain direction.
• A.

Velocity

• B.

Acceleration

• C.

Speed

• D.

Mass

• 7.
The energy of motion or the energy an object has as a result of its motion.
• A.

Kinetic

• B.

Momentum

• C.

Speed

• D.

Acceleration

• 8.
The tendency of an object to remain at rest if at rest or to continue moving in a straight line if in motion.
• A.

Inertia

• B.

Momentum

• C.

Centripetal

• D.

Velocity

• 9.
A unit of measurement for force.
• A.

Newton

• B.

Mass

• C.

Gram

• D.

MPH

• 10.
The product of an object's mass and its velocity.
• A.

Momentum

• B.

Force

• C.

Velocity

• D.

Speed

• 11.
The amount of force exerted on an object due to gravity.
• A.

Weight

• B.

Force

• C.

Momentum

• D.

Inertia

• 12.
The force of attraction that exists between two objects.
• A.

Gravity

• B.

Inertia

• C.

Mass

• D.

Momentum

• 13.
If a book rests on a table and remains at rest, both forces are equal and in opposite directions.  These forces are ________.
• A.

Balanced

• B.

Unbalanced

• 14.
When all the forces acting upon an object balance each other, the object will be in this state.
• A.

Equalibrium

• B.

Balanced

• C.

State of motion

• D.

Rest

• 15.
This describes an object's velocity, or speed with a direction.
• A.

State of motion

• B.

State of rest

• C.

State of balance

• D.

State of California

• 16.
If a student is sitting in their chair and the leg of the chair breaks the student will __________ toward the floor because the gravity is a greater force.
• A.

Accelerate

• B.

Force

• C.

Balance

• D.

Speed

• 17.
The students are riding on the Silver Bullet  at Knottsberry Farm and they are strapped in the cars.  At the end of the ride the coaster stops quickly.  How does inertia affect each person in the rollercoaster cars?
• A.

The student's bodies keep moving forward.

• B.

The student's bodies stop when the roller coaster stops.

• C.

The student's bodies only move backwards.

• 18.
The Wheeler Dealer bumper cars is a perfect example of every action having a sepearate but equal reaction.  This is an example of which law of motion?
• A.

Newton's First Law

• B.

Newton's Second Law

• C.

Newton's Third Law

• D.

Newton's Fourth Law

• 19.
A marble is rolling on an incline and hits a domino in a Rube Goldberg machine, the domino then falls and hits another domino.  The marble has inertia because it keeps moving until acted on by another force.
• A.

Newton's First Law of Motion

• B.

Newton's Second Law of Motion

• C.

Newton's Third Law of Motion

• 20.
I have a large yoyo that must move to open my cash register drawer, therefore I use a large baseball to move the yoyo.
• A.

Newton's First Law of Motion

• B.

Newton's Second Law of Motion

• C.

Newton's Third Law of Motion

• 21.
A toy truck is wound up and hits a domino then moves a rubber ball down the ramp, when the rubber ball hits the ground and bounces back up.
• A.

Newton's First Law of Motion

• B.

Newton's Second Law of Motion

• C.

Newton's Third Law of Motion

• 22.
A ball rolls down a ramp and then pushes a toy car, which then rolls into a cup tied to a rope and drops to the ground..  Which simple machine was used in this demonstration. (There may be more than one answer)
• A.

Inclined plane

• B.

Wheel and axel

• C.

Pulley

• 23.
Tony and Jose play on the football team.  Since Tony is older, he weighs more and is taller than Jose.  During practice, Tony and Jose practice blocking on a tackle dummy.  Both boys start from the same  place and position.  Each tackle dummy has the same mass.  At the same time, the boys run forward into the dummy.  Which part of this situation demonstrates the Second Law of Motion?(there may be more than one answer.)
• A.

The smaller player initially moves faster because he has less mass.

• B.

The larger player will move the dummy further because he has more mass.

• C.

The dummy will fall foward when hit then bounce backwards.

• 24.
A student is eating french fries and needs ketchup.  He shakes the ketchup bottle as it is turned upside down but the ketchup won't move.  He then smacks the bottle and the ketchup moves.  However, the ketchup won't stop moving until he turns the bottle upright.  This is an example of ____.
• 25.
According the the First Law of Motion, the force of the thrust of the engine is ___________ than the force of gravity and the weight of the rocket.
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