Magnetism And Electricity

Question 1

Static electricity

Answer 1

Accumulation of excess electric charge on an object

Question 2

Electricity

Answer 2

The flow of electrons

Question 3

Electric current

Answer 3

The continuous flow of electric charges through a material

Question 4

Open circuit

Answer 4

A circuit that is not complete

Question 5

Closed circuit

Answer 5

A circuit that is complete, electricity can flow

Question 6

Series circuit

Answer 6

An electric circuit with only one path for charge to flow through

Question 7

Parallel circuit

Answer 7

A circuit with more than one path

Question 8

Voltage

Answer 8

The amount of force pushing electricity

Question 9

Resistance

Answer 9

A materials opposition to the flow of electric current

Question 10

Conductor

Answer 10

Material that allows heat and electricity to pass through it

Question 11

Insulator

Answer 11

A material that does not allow heat or electrons to pass through easily

Question 12

Semiconductor

Answer 12

A substance that can conduct electricity under certain conditions

Question 13

Permanent magnet

Answer 13

A magnet made it material that keeps its magnetism

Question 14

Electromagnet

Answer 14

A coil that has a soft iron core and that acts as a magnet when an electric current is in the coil

Question 15

Generator

Answer 15

A machine that converts mechanical energy into electrical energy

Question 16

Motor

Answer 16

A machine that converts electrical energy into mechanical energy

Question 17

Ohms law

Answer 17

A current in a circuit equals the voltage difference divided by the resistance

Question 18

Current

Answer 18

The rate that charges move through a circuit

Question 19

Glass

Answer 19

Insulator

Question 20

Rubber

Answer 20

Insulator

Question 21

Penny

Answer 21

Conductor

Question 22

Copper

Answer 22

Conductor

Question 23

Silicone

Answer 23

Semiconductor

Question 24

Wood

Answer 24

Insulator

Question 25

Silver

Answer 25

Conductor

Question 26

Plastic

Answer 26

Insulator

Question 27

What is the major advantage of an electromagnet over a permanent magnet

Answer 27

An electromagnet can be turned off and on

Question 28

What does a motor do energy wise

Answer 28

Takes in electrical energy, and turns it into mechanical energy

Question 29

What does a generator do energy wise

Answer 29

Takes in mechanical energy, and turns it into electrical energy

Question 30

Example of generator

Answer 30

Wind turbine

Question 31

Example of a motor

Answer 31

Blender