This simple machine has a bar that pivots on a fulcrum.
What is a lever?
This playground equipment is a lever.
This playground equipment is a lever.
A tool that makes work easier by changing the direction or amount of force.
What is a simple machine?
used to hold things together
screw
the number that tells you how much a machine multiplies your force?
mechanical advantage
This flat surface is slanted to help move objects up or down.
What is an inclined plane?
This helps people or wheelchairs go up steps.
What is a ramp?
What a simple machine reduces to make a task easier.
What is effort?
a knife is what kind of simple machine
wedge
what simple machine is an inclined plane wrapped around a cylinder
Screw
This machine uses a wheel with a rope or cable around it.
What is a pulley?
This object uses a pulley to raise or lower a flag.
What is a flagpole?
Lever, pulley, inclined plane, wedge, screw, and wheel & axle are examples of what?
simple machines
two of this type of simple machine placed back-to-back create a wedge
Inclined plane
how many types of simple machines are there?
6