Show:
Pulley
Wedge
Lever
Screw
pop off !!!!!
100
what is a pulley?
A wheel that make it easier to lift heavy loads.
100
what is a wedge
something sharp
100
What is a lever?
A simple machine used to pick up heavy loads.
100
A screw is another form of a...
Inclined plane
100
When was the wheel and axel first use.
3000 B.C
200
Give me an example of a pulley.
wheel,flag pole
200
Give me an example of a wedge.
knife,teeth ect
200
What are the 3 parts to a lever?
effort,load and the fulcrum
200
What are the two parts of a screw?
The body and the tread.
200
What is the simplest machines.
lever.
300
Name a wedge on your body.
Teeth
300
What is a situation were u would need a lever?
when u need to pick up a heavy load.
300
The pitch of a screw is...
The distance between two consecutive threads.
300
What is a inclined plane.
Sort of like a ramp
400
Name a wedge in your house
Knife,mirror,ect
400
Name a wedge in your house.
knife,mirror, ect
400
Could you make a lever out of a pencil.
Yes
400
Does a crane need a screw?
Yes,to fasten thing together.
400
Hom many different types of levers are there?
3
500
Is there a wedge in you bed.
yes,the springs
500
Is there a wedge in your bed.
yes, the springs in your bed
500
What is a fulcrum ?
A fixed pivot point.
500
What is a screw most used for?
To attach thing together.
500
Give me an example of a gear.
A can opener,a bike