Class 5 Simple Machines

Which of the following is NOT an example of a simple machine?

• Hammer

• Knife

• Screwdriver

• Spoon

What is the force applied in order to move a load using a machine called?

• Load

• Effort

• Fulcrum

• Lever

Which type of simple machine is represented by a tilted surface used to move heavy objects with less effort?

• Screw

• Wedge

• Inclined Plane

• Pulley

What is a screw essentially a modified form of?

• Pulley

• Wedge

• Inclined Plane

• Lever

What tool is used for splitting a log of wood into small pieces and is an example of a wedge?

• Axe

• Knife

• Hammer

• Screwdriver

Which simple machine is commonly used in lifting heavy objects such as cars?

• Wedge

• Screw

• Pulley

• Lever

Which simple machine consists of a rope passing through the grooved rim of a wheel?

• Wedge

• Pulley

• Lever

• Screw

What is the part called that supports the wheel and allows it to turn on the same axis in a wheel and axle system?

• Fulcrum

• Load

• Screw

• Axle

Which type of lever has the load located between the fulcrum and the effort?

• Class one

• Class two

• Class three

• None of the above

In which type of lever is the effort located between the fulcrum and the load?

• Class one

• Class two

• Class three

• None of the above