machines
what is a wedge?
It can be used to separate two objects or portions of an object, lift up an object, or hold an object in place.
ramps are examples of this simple machine
inclined plane
a sloped surface is called a
inclined plane
a first-class lever is
the fulcrum is in the middle of the effort and the load.
what is a screw?
what is a piece of metal that attaches to an inclined plane to propel itself into metal?
bottle caps are examples of this type of machine
what is a screw
the point where a lever tilts is called a
what is a fulcrum
a third-class lever is
the effort is in the middle between the fulcrum and the load.
what is a lever?
a beam or rigid rod pivoted at a fixed hinge or fulcrum. It is a simple machine.
bottle openers are an example of this type of machine
what is a lever
a wedge is a
an inclined plane that moves
the load is in the middle between the fulcrum and the effort.
2nd class lever
what is a pulley?
a wheel on an axle or shaft that is designed to support movement and change of direction.
Wells are an example of this type of machine
what is a pulley system
a piece of metal with a incline plane wrapped around it is called a
screw
scissors are an example of what type of lever
what is a 1st class lever
what is a wheel and axle?
a simple machine consisting of a wheel attached to a smaller axle so that these two parts rotate together
Analog clocks are examples of this type of machine.
what is a wheel and axle.
an object that rotates or pivots is called
a lever
a fishing rod is an example of what
3rd class lever