Simple Machines

What is a simple machine that can split things apart or hold a door open?

What is a grooved wheel with a rope running along the groove?

What simple machine is used in a lightbulb?

What simple machines make up scissors, a compound machine?

What simple machine is used to raise a flag on a flagpole?

What is a flat surface that is higher on one end called?

What simple machine consists of a bar that pivots on a point called a fulcrum?

What is a simple machine that wraps around a cylinder and is used to hold things together?

What is the term for a wheel with a rod through its center that allows it to turn?

What simple machine is used to lift heavy objects by changing the direction of force?