Force
What is force?
Force is a push or a pull that can change the way something moves.
What do we call a change in position?
Motion!
What are Simple Machines?
Machines that do work and make life easier!
What simple machine moves objects to a higher or lower place? Remember the egg!
Inclined Plane
What is a compound machine?
It is made of two or more simple machines.
Push and Pull
What is speed?
How fast something is moving
What are the 6 simple machines?
Lever, Inclined Plane, Wheel & Axle, Pulley, Screw and Wedge
What simple machine pushes to objects apart with two inclined planes? Remember the fruit faces!
Wedge
What simple machines does a wheelbarrow have?
Wheel and Axle
Lever
What is gravity?
What is the force that slows down moving things?
Friction!
What simple machine has a fulcrum?
Lever
What simple machine is a water faucet handle?
Wheel and Axle
Name a compound machine that is used to cut paper?
Scissors
What is the combination of all forces?
Net Force
What are brakes an example of?
Friction
What do levers do?
Move a load
What simple machine is a flag pole an example of?
Pulley
Name the Compound Machine that you can ride to school and starts with a "B."
Bicycle
What is a screw?
It is an inclined plane wrapped around a rod.
ex. Water bottle cap, lids, twist caps, spiral stair case