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18 questions
A ball at the top of a hill has ________ ________ because if pushed it will roll down the hill.
Mechanical Force
Unbalanced Energy
Potential Energy
Unbalanced Force
When a student runs and kicks a ball, they have applied an ___________ force to move the ball.
Balanced
Magnetic
Spring
Unbalanced
If the earth did not have _________, it would be impossible for humans to do anything because we would not be able to sit, stand, or walk around.
weight
the 3rd law of motion
ice cream
gravity
A _______ _______ can push or pull, but we like to use it to put pictures on the fridge.
magnetic force
spring force
mechanical force
electrostatic force
Standing in line is an example of a ________ ________ since you are not moving forward, backward, or sideways.
negative acceleration
balanced force
unbalanced force
1st law of motion
Writing on a piece of paper requires a _________ force.
mechanical
spring
magnetic
balanced
___________ ____________ in a moving football player can move people out of the way.
Kinetic Force
Bad breath
Negative acceleration
Kinetic Energy
________ _________ is when an object slows down and can be caused by friction.
Mechanical Force
Unbalanced Force
Friction Force
Negative acceleration
The reason you are able to jump up and down on a trampoline is because it has a _______ ________.
gravity
potential energy
spring force
electrostatic force
The __________ between the sole of you shoe and the floor keeps you from slipping.
friction
gravity
acceleration
motion
When the teacher rearranges the desks in the classroom, she must apply ____________ to push and pull the desks around.
acceleration
force
weight
magnets
Which law of motion says that you must push or pull objects harder if they have more mass?
1st
2nd
3rd
4th
Walking down the hall and speeding up when you turn and go down the stairs is an example of ____________.
acceleration
weight
gravity
friction
___________ is not the same as mass since you do not get overweight by traveling to a larger planet.
Motion
Gravity
Acceleration
Weight
Which law of motion says that for anything to move you must apply an unbalanced force to it?
1st
2nd
3rd
5th
Sometimes, if you drag your sock feet across carpet you can shock other people with _________ __________.
lightning force
magnetic force
electrostatic force
friction force
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
Many students wiggle in their seats and move from one spot in the room to another. This is an example of _______.
motion
friction
potential energy
dancing
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