Studying - Machines, electricity and inventions

Pulleys use wheels and axles to lift heavy loads.

• True

• False

Scissors are an example of an inclined plane.

• True

• False

There are three classes of levers.

• True

• False

Bicycles and trucks use wheels to move around.

• True

• False

In class 1 levers, the fulcrum is in the middle.

• True

• False

A ramp is an example of an inclined plane.

• True

• False

A computer is an example...

• ...forget to save your work!

• ...type a keyword into the browser.

• ...of a complex machine

• ...input, memory, processing and output

A computer has four functions...

• ...forget to save your work!

• ...type a keyword into the browser.

• ...of a complex machine

• ...input, memory, processing and output

To search for information...

• ...forget to save your work!

• ...type a keyword into the browser.

• ...of a complex machine

• ...input, memory, processing and output

When writing a text, don't...

• ...forget to save your work!

• ...type a keyword into the browser.

• ...of a complex machine

• ...input, memory, processing and output