Information Technology

A tool that uses advanced technology

• Digitized information

• Decode

• • 
    High-tech device

     

• Computers

Answer explanation

The correct choice, 'High-tech device', directly describes a tool that utilizes advanced technology, making it the most fitting answer among the options provided.

Tags

NGSS.MS-PS4-3

Information stored in computers and on the Internet

• Transmit

• Digitized information

• Decode

• High-tech device

Answer explanation

The correct answer is 'Digitized information' because it refers to data that is stored in a format that computers can process, which includes all information on computers and the Internet.

Tags

NGSS.MS-PS4-3

To change from code to ordinary language

• High-tech device

• Decode

• Computers

• Digital signal

Answer explanation

To change from code to ordinary language means to interpret or convert the coded information into a more understandable format. The term 'decode' specifically refers to this process of translation.

Tags

NGSS.MS-PS4-3

Machines that process information

• Digitized information

• Decode

• High-tech device

• Computers

Answer explanation

Computers are machines specifically designed to process information, making them the correct choice. Other options like 'high-tech device' are too broad, while 'digitized information' and 'decode' do not refer to machines.

Tags

NGSS.MS-PS4-3

Patterns generated by sampling a stream of continuous data at regular intervals that are converted to 1s and 0s

• 
  Decode

• High-tech device

• Computers

• Digital signal

Answer explanation

The question describes a process of sampling continuous data and converting it into binary form (1s and 0s). This process is characteristic of a digital signal, which represents information in a discrete format.

Tags

NGSS.MS-PS4-3

To send forward

• Transmit

• Digital signal

• Computers

• High-tech device

Answer explanation

The term 'transmit' means to send forward, making it the correct choice. Other options like 'digital signal' and 'computers' do not directly relate to the action of sending.

Tags

NGSS.MS-PS4-2

NGSS.MS-PS4-3

A radio transmitter can detect sound waves and convert them into electromagnetic waves that it can

______________over long distances. A receiver can ___________

the electromagnetic waves and turn them back into sound waves for us to hear.

• Cell phones /Decode

• Transmit/

  Digital

• Transmit/

  Decode

• Decode /

  Transmit

Answer explanation

The correct choice is 'Transmit/Decode' because a radio transmitter transmits electromagnetic waves over long distances, and a receiver decodes these waves back into sound waves for us to hear.

Tags

NGSS.MS-PS4-3

Many digital devices, such as ___________

, have changed the way we collect information and communicate with each other.

• Cell phones

• Decode

• Transmit

• Digital

Answer explanation

Cell phones are digital devices that have significantly transformed how we collect information and communicate, making them the correct choice. The other options do not fit the context of the sentence.

Tags

NGSS.MS-PS4-3

The telegraph was one of the first electronic

____________ devices.

• Cell phones

• Decode

• Transmit

• Digital

Answer explanation

The telegraph was one of the first electronic digital devices, as it used electrical signals to transmit messages over long distances, marking a significant advancement in communication technology.

Tags

NGSS.MS-PS4-3

Cell phones turn a voice into a digital signal that can be transmitted. In order to get the original message, the person receiving this digital signal must have a device with which characteristic?

• A battery that can run electronics for more than six hours

• A size that makes it easy to fit into a pocket or purse

• The ability to decode the digital signal back into sound

• The same keyboard as the cell phone that sent the message

Answer explanation

The correct choice is 'The ability to decode the digital signal back into sound' because the receiving device must convert the digital signal back into an audible format to retrieve the original voice message.