Vocabulary I
The use of force to move an object over a distance
What is WORK?
A simple machine made of a wheel and rod that turn together
What is a WHEEL-AND-AXLE?
A wheelbarrow, a balance scale, a fishing pole and a see-saw are all types of this kind of simple machine
What is a lever
A machine with few or no moving parts that you apply just one force
What is a SIMPLE MACHINE?
A pull or push of any kind
What is FORCE?
A water faucet or a pencil sharpener are examples of this type of simple machine
What is a WHEEL-AND-AXLE
The fixed point on a lever
What is a FULCRUM?
A simple machine made of two inclined planes placed back-to-back
What is a WEDGE?
An axe is an example of this type of simple machine...
What is a wedge.
A simple machine made of a bar that pivots on a fixed point
What is a LEVER?
A simple machine that is a slanted surface
What is an INCLINED PLANE?
A doorknob is an example of this simple machine...
What is a wheel and axle
A simple machine made of a wheel with a rope or chain around it
What is a PULLEY?
A simple machine made of a post with an inclined plane wrapped around it
What is a SCREW?
The kind of simple machine that is needed to make a wedge
What is an INCLINED PLANE