Chapter 8-B

Question 1

True or False

Electromagnets are much weaker than other magnets

Answer 1

False - be able to make the statement true

Question 2

True or False

The little brain of the computer is the ROM

Answer 2

False - be able to make the statement true

Question 3

True or False

Radio speakers use electromagnets

Answer 3

True

Question 4

True or False

The RAM of a computer stores facts temporarily

Answer 4

True

Question 5

Open and closed circuit code to communicate; used by electronic devices

Answer 5

binary number system

Question 6

uses a magnet to convert motion into electrical energy

Answer 6

generator

Question 7

a very small circuit with all the parts built into it

Answer 7

integrated circuit

Question 8

a coil of wire with a core attached to an electrical source

Answer 8

electromagnet

Question 9

an electric current that carries information

Answer 9

electrical signal

Question 10

conducts electricity better than insulators but not as well as conductors

Answer 10

semiconductors