Back to school assessment

Question 1

femto

Answer 1

x10 -15

Question 2

pico

Answer 2

x10 -12

Question 3

nano

Answer 3

x10 -9

Question 4

micro

Answer 4

x10 -6

Question 5

mili

Answer 5

x10 -3

Question 6

centi

Answer 6

x10 -2

Question 7

kilo

Answer 7

x10 3

Question 8

mega

Answer 8

x10 6

Question 9

giga

Answer 9

x10 9

Question 10

tera

Answer 10

x10 12

Question 11

force is measured in

Answer 11

newtons

Question 12

resistance is measured in

Answer 12

ohms

Question 13

current is measured in

Answer 13

amperes

Question 14

pressure is measured in

Answer 14

pascals

Question 15

momentum is measured in

Answer 15

kg m/ s

Question 16

charge is measured in

Answer 16

coulombs

Question 17

what is mass

Answer 17

a measure of how much matter there is in an object

Question 18

what is weight

Answer 18

measure of the size of a force of gravity on an object

Question 19

1911 Rutherford model

Answer 19

alpha firing experiment discovers positively charged nucleus to update plum pudding model

Question 20

1932 What happened

Answer 20

Chadwick finds the nucleus is made of protons and neutrons

Question 21

what are the two types of fermions

Answer 21

leptons and hadrons

Question 22

What are the types of leptons

Answer 22

electron, electron neutrino, tau, tau neutrino, muon, muon neutrino

Question 23

What are the types of hadrons

Answer 23

mesons (quark + anti-quark) and baryons (three quarks, like protons, neutrons e.t.c.)

Question 24

What are the types of quarks

Answer 24

up, down, top, bottom, charm and strange