information transfer review

Which of the following does not transfer information?

• computer

• cell phone

• radio

• microwave

What symbols do computers and phones use to form patterns and code information?

• dots and dashes

• 0s and 1s

Tags

NGSS.MS-PS4-3

Information is sent directly from one cell phone to another.

• True

• False

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

A telegraph was sent using a pattern of dots and dashes. This special code was called...

• binary code

• Morse Code

• 0s and 1s

If you want to have a clearer image, you need more ________.

• electricity

• dots

• 1s

• pixels

Tags

NGSS.MS-PS4-3

Which is the most reliable way to transfer information?

• digital

• analog

Tags

NGSS.MS-PS4-3

When information is sent from one place to another it is ________.

• transferred or transmitted

• degraded or ruined

Tags

NGSS.MS-PS4-3

Degrade means to damage or ruin something.

• True

• False

What are radio waves?

• signals sent through the air to send an recieve information

• a code used by telegrams

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What does DIGITZE mean?

• to solve a math problem with a calculator

• to convert something into digital form using 0s and 1s

Tags

NGSS.MS-PS4-3