SCIENCE-WAVES AND INFORMATION-FEB.22ND

It is the person who invented the telegraph.

• John Smith

• Guglielmo Marconi

• Ana Arenth

It is a message with information.

• Signal

• Range

• Receiver

Tags

NGSS.MS-PS4-3

It is a part of a device that sends out radio signals.

• Range

• Signal

• Transmitter

Tags

NGSS.MS-PS4-3

It is the part of a device that takes in the radio waves.

• Antenna

• Waves

• Signal

It converts the radio waves into a usable message.

• Receiver

• Range

• Transmitter

Tags

NGSS.MS-PS4-2

It is a type of signal that use clear-cut values such as numbers, which are sometimes called digits.

• Analog

• Signal

• Digital

Tags

NGSS.MS-PS4-3

It includes all the possibilities between two end points.

• Analog

• Range

• Digital

It is a type of signal that send information in a continues stream.

• Digital

• Analog

• Range

Tags

NGSS.MS-PS4-3

it is an example about machines that produce waves.

• A Car

• A Microwave

• A book

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

It locates the person you are calling.

• Cellphone

• Antenna

• Network