Velocity
Acceleration
Force
Work
Laws of Motion
100
Speed and Velocity are similar, but Velocity includes...
What is direction
100
In the formula Force = Mass x Acceleration, acceleration is measured in these units...
What is m/s/s
100
Force can be calculated by multiplying these two values.
What is mass times acceleration.
100
"Work is done on an object when a ..."
What is "Force moves an object through a distance"
100
The law of inertia is described by what law of motion?
What is Newton's First Law.
200
Velocity is a rate that describes the relationship between these two values...
What is distance and time
200
If the force applied to an object increases, the acceleration of that object will...
What is Increase
200
Equal and opposite forces can also be described as...
What is balanced forces or net force = zero
200
A pulley system with just one pulley does not give us a mechanical advantage, but it makes work easier by doing this
What is changing the direction of the force.
200
Newton's second law of motion states...
What is Force = Mass x Acceleration
300
The Velocity of a car will be doubled if the car travels the same distance in this much time...
What is half the time
300
A falling object accelerates toward the ground at 9.8m/s/s because of this force...
What is Gravity
300
How much force would it take to lift a boulder that has a weight of 1200N...
What is more than 1200N of force.
300
When we apply a force to a simple machine, mechanical energy is transferred from our input force to this...
What is output force or load.
300
When you apply a force to an object, that object applies an _______ and ___________ force to you. (Newton's third Law)
What is equal and opposite.
400
This formula can be used to calculate Velocity
What is Velocity = distance/time
400
Acceleration is a change in _________ or ________ or both.
What is speed or direction
400
When using simple machines, we can find the Mechanical Advantage given by the machine by comparing these two forces...
What is input force and output force.
400
When a simple machine multiplies our input force, the machine gives us this...
What is mechanical advantage
400
According to Newton's second Law, force on an object can be calculated if we know these two things about the object...
What is Mass and Acceleration.
500
What are two ways to change velocity
What is change speed or direction
500
Acceleration of an object will occur when this is applied to the object.
What is an unbalanced force
500
Gravity is a force between all objects in the universe and the strength of gravity between objects can be determined with these two measurements...
What is mass of the objects and the distance between them.
500
The efficiency of a simple machine can never be this because the work input must overcome the force of friction...
What is never 100 percent.
500
Because the planets are moving they are held in orbit around the sun. Gravity and ________ keep planets on their path.
What is inertia.
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