Science Test Monday 3rd 1a17 cards

Tagged as: astronomy, physics

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1

what is an atom

smallest particle of an element that has all the properties of that element

2

what is a proton

positively charged subatomic particles

3

what is a neutron

non-charged subatomic particles

4

what is an electron

negatively charged subatomic particles

5

what is the nucleus made of

protons and neutrons

6

what is the force of attraction

a force that pulls together opposite charges

7

what is the force of repulsion

a force that pushes apart similar charges

8

what is the electric field

the region surrounding a charged particle or object where an electric force noticeably affects other charges particles or objects

9

what is electricity

the energy associated with electrons that have moved from one place to another

10

what is static electricity

the build up of electric charges on an object

11

what is friction

method of charging an object with static electricity

12

what is conduction

the charging of an object that involves the direct contact of the objects

13

what is a conductor

materials that do permit electric charges to move easily

14

what is an insulator

materials that do not permit electric charges to move easily

15

what is induction

charging that involves a rearrangement of electric charges to flow freely

16

what is discharge

the loss of static electricity as electric charges move off an object

17

what is lightning

a discharge of static electricity