Natural Science U6 P4

The six simple machines are screw, inclined plane, lever, wheel and axle, wedge and ________

Name the uses of this machine

• For lifting heavy objects

• For cutting or stops things

• To move things from one place to another.

• To keep thing together

This machine is an inclined plane that goes around a cylinder or a cone

• A wedge

• An incline plane

• A screw

• A lever

This is a ....

• Wedge

• An inclined plane

• A lever

• A wheel and axel

Choose the parts of a lever

• Rope

• Fulcrum

• Wheel

• Rigid bar

What kind of lever is this?

• Type 1

• Type 2

• Type 3

This is a ...

• Type 1

• Type 2

• Type 3

In a class 1 lever...

• The load is between the force and the force

• The force is between the fulcrum and the load

• The fulcrum is between the force and the effort

What is a simple machine?

• It's a machine with many moving parts

• It's a machine that needs electricity

• It's a machine with few or no moving parts

• A machine that consists of two or more simple machines

What is a complex machine?

• It's a machine with wheels

• It's a machine that needs electricity

• It's a machine with few or no moving parts

• A machine that consists of two or more simple machines