Static and current electricity

Question 1

describe the structure of a atom

Answer 1

Question 2

give the charge and mass of a electron, proton, and a neutron

Answer 2

Question 3

describe how insulating materials can be given an electrostatic charge

Answer 3

Question 4

explain charging by induction

Answer 4

Question 5

explain static electricity and everyday shocks

Answer 5

Question 6

explain the how lightning is formed

Answer 6

Question 7

give two uses of static electricity

Answer 7

Question 8

explain how static electricity can be used in insecticide sprayers

Answer 8

Question 9

explain how static electricity can be used in paint sprayers

Answer 9

Question 10

explain how static electricity can be dangerous when: aeroplanes are refuelling, and when tankers deliver fuel to filling stations. and how this problem is solved

Answer 10

Question 11

what is a electric current

Answer 11

Question 12

what is a direct current

Answer 12

Question 13

what is current in metals

Answer 13

a flow of electrons

Question 14

what is the unit of charge

Answer 14

Question 15

what is the unit of current

Answer 15

Question 16

what is the unit of time

Answer 16

Question 17

Use the equation: charge (coulomb, C) = cur s rent (ampere, A) * time (second, s)

Answer 17