Show:
Work
Incline Plane
Lever
Wedge
Simple Machines
100
Is work being done when you are carrying something? Explain your answer?
No. Because the directing of the force being applied is not in the same direction as the objects motion.
100
Is a ramp a inclined plane? explain your answer.
yes because it is a sloped surface.
100
What is a fulcrum?
The fixed point that a lever pivots on.
100
What is a wedge?
A device that is thick at one end and tapers to a thin edge at the other end.
100
What is a screw?
an inclined plane wrapped around a cylinder.
200
What is a example of work? a)Pushing a wheel chair b)driving a car c) sitting on the couch d)punching a toy dog
a)Pushing a wheel chair.
200
What is the definition of a inclined plane?
An inclined plane is a flat sloped surface.
200
What are also attached to the bones besides muscles?
The are the tendons.
200
Do loggers use wedges? Explain your answer.
Yes because an ax is a type of wedge.
200
witch of these are a wheel and axle? a)screwdriver b)knife c)baseball bat d)piece of bread
A) because a piece of bread is not made of two circular objects
300
What is a joule?
When force is measured in newtons and distance is measured in meters the SI unit for work is a joule.
300
could an escalator be classified as a inclined plane?
No because it is not a smooth surface.
300
How is a zipper a wedge? Explain your answer.
In the middle of the zipper there is a wedge that splits the sliding line.
300
How is a zipper a wedge? Explain your answer.
In the middle of the zipper there is a wedge that splits the slider.
300
What is a pulley?
a simple machine made up of a grooved wheel with a rope or cable wrapped around it.
400
What is the formula for work?
Work=force x distance.
400
Witch of these are not a inclined plane? a)ramp b)ladder against a house c)ruler d)road going up a mountain
c) because it is not a sloped surface.
400
What is the joint?
The place near where the tendons attaches to the bone.
400
Are there wedges in your body? If so what are they called
Yes your incisors work as wedges.
400
What simple machine is a ladder leaning against a house classified as?
it is a inclined plane.
500
If you apply a force on a object and it doesn't move are you doing work? Explain your answer
No because the object has to move a distance to be classified as doing work.
500
What is a example of a incline plane? a)book b)a pencil c)a slide d)stairs
c) because it is a sloped smooth surface.
500
how are levers in your body?
Your muscles and bones work as levers.
500
Witch of these are not a wedge? a)ax b)shovel c)baseball bat d)knife
C) because it does not tapers to a thin sharp edge
500
what class does a light bulb belong to?
the screw.