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Newton's Laws
Word Problems
Simple Machines
Vocabulary
Random
100
Sir Isaac Newton discovered how many laws of motion?
What is 3
100
A rocket has a mass of 10,000 kg accelerates upward at a rate of 4 m/s2. What is the force provided byt he rocket engines?
What is force=40,000N
100
What are the 6 simple machines?
What is lever, wheel and axle, pulley, inclined plane, wedge and screw
100
What is force?
What is a push or a pull
100
What do all simple machines do?
What is reduce force required to move an object.
200
f=mxa
What is the second law of motion
200
A 1,200 N force is applied to a car that weighs 500 kg. What is the car's acceleration?
What is acceleration=2.4 m/s2
200
What is a simple machine?
What is a mechanical device that has just one or no moving parts and requires only manual force to perform work.
200
What is friction?
What is when two objects rub together
200
What is the difference between a pulley and wheel and axle?
What is a pulley has a grooved wheel, the axle in a pulley system does not move, it's stationary.
300
What is the third law of motion?
What is for every action there is an equal and opposite reaction
300
A force of 40 N is exerted on a 10kg box. What is the box's acceleration?
What is acceleration= 4m/s2
300
What are the 3 types of levers? Give an example of each.
What is first, second and third class levers. Seesaw, wheelbarrow, shovel (other examples will be accepted)
300
What is work?
What is when force is applied to an object and it moves.
300
What two simple machines change the direction of the force?
What is the pulley and the wedge
400
What is the first law of motion?
What is an object at rest, stays at rest and an object in motion stays in motion unless acted upon by an unbalanced force
400
A 240 N force is applied to a box at a rate of 4 m/s2. What is the box's mass?
What is 60 kg
400
What is does a wheel and axle reduce?
What is friction
400
What is physics?
What is the study of matter and energy and how they interact
400
What tool did you use to measure force?
What is a push pull meter
500
What is the difference between a law and a theory?
What is a law is what actually happens in nature while a theory is what most likely happens.
500
A woman exerts 100N foce to lift a laundry basket weighing .75 kg. At what rate is the basket accelerated upward?
What is 133.3 m/s2
500
What is the main difference between the inclined plane and a wedge?
What is an inclined plane does not move
500
What is energy?
What is the ability to do work.
500
Which requires less force to move an object: a short inclined plane or a longer inclined plane?
What is a long inclined plane