Topic 7 Lesson 2 & 3 Vocab Check in

Information that is sent as a pattern in a controlled flow of current through a circuit

• Electronic Signal

• Electromagnetic Signal

• Electricity

• Sound

Information that is sent as patterns of electromagnetic waves such as visible light, infrared waves, microwaves and radio waves

• Electronic Signal

• Electromagnetic Signal

• Electricity

• Sound

A pulse of energy that travels through the circuit when it is closed

• Electronic Signal

• Electromagnetic Signal

• Wave Pulse

• Sound

Allows for a continuous record of some kind of action

• Electronic Signal

• Electromagnetic Signal

• Wave Pulse

• Analog Signal

Allows for a record of numerical values of an action at a set of continuous time intervals

• Electronic Signal

• Electromagnetic Signal

• Digital Signal

• Analog Signal

Small uniform shapes that are combined to make a larger image

• Electronic Signal

• Pixel

• Digital Signal

• Analog Signal

Consists of computer and telecommunications hardware and software

• Electronic Signal

• Pixel

• Information technology

• Analog Signal

Refers to programs that encode, decode, and interpret information.

• Electronic Signal

• Pixel

• Information technology

• Software

Random signals from the environment

• Electronic Signal

• Noise

• Information technology

• Software

The amount of information that can be transmitted and measured in bits per second

• Bandwidth

• Noise

• Information technology

• Software