Electricity And Magnetism Vocab

Question 0

Conduction

Answer 0

Electrons move to another object by direct contact

Question 1

Discharge

Answer 1

Release of electricity stored

Question 2

Magnetic force

Answer 2

Attraction or repulsion by spinning electrical charges

Question 3

Electromagnet

Answer 3

Coil of wire with iron core

Question 4

Electric force

Answer 4

Force of attraction or repulsion

Question 5

Voltage

Answer 5

Potential difference between two points in a circuit

Question 6

Motor

Answer 6

Converts electrical to mechanical

Question 7

Photocell

Answer 7

Device that converts light to electrical

Question 8

Power

Answer 8

Rate at which electrical energy is converted into other forms of energy

Question 9

Electric field

Answer 9

Space around a charged particle

Question 10

Induction

Answer 10

Charges are rearranged without direct contact

Question 11

Ohms

Answer 11

Unit for resistance

Question 12

Electromagnetism

Answer 12

Interaction between electricity and magnetism

Question 13

Poles

Answer 13

North and south

Question 14

What is KE->Electric PE?

Answer 14

Friction

Question 15

Charging an object with direct contact happens with what? (2 answers)

Answer 15

Friction and conduction

Question 16

Magnet

Answer 16

Anything that attracts iron

Question 17

Friction

Answer 17

Electrons are “wiped” away

Question 18

Solenoid

Answer 18

Coil of a wire

Question 19

What uses moving electrons to charge an object?

Answer 19

Conduction, induction, and friction

Question 20

What used interaction of electric fields to charge and object

Answer 20

Conduction and induction

Question 21

Resistance definition

Answer 21

A materiel’s opposition to the flow of electric current

Question 22

Resistance unit

Answer 22

Ohms

Question 23

Resistance unit symbol

Answer 23

Ω

Question 24

Voltage definition

Answer 24

the difference in electrical charge between two points in a circuit

Question 25

Voltage unit?

Answer 25

Volts

Question 26

Voltage unit symbol?

Answer 26

V

Question 27

Current definition

Answer 27

Rate at which charge passes at a given point

Question 28

Current unit?

Answer 28

Ampere

Question 29

Current unit symbol?

Answer 29

A

Question 30

What is moving in an electric motor?

Answer 30

Electrons

Question 31

What does the movement directly cause a shift in in an electric field?

Answer 31

Electric field

Question 32

What does this shift induce a change in an electric motor?

Answer 32

Magnetic field

Question 33

What does all of this cause the motion in, in an electric motion?

Answer 33

The magnets

Question 34

What is moving in an electric generator?

Answer 34

Magnets

Question 35

What does this movement directly cause a shift in in an electric generator?

Answer 35

Magnetic field

Question 36

What does this shift induce a change in in an electric generator?

Answer 36

Electric field

Question 37

All of this causes the motion of what in an electric generator?

Answer 37

Electrons

Question 38

Conductor

Answer 38

Charges move easily | Ex. Copper

Question 39

Insulator

Answer 39

charges don't move easily | Ex. Rubber, glass