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Flashcards in Topic 1 Deck (8):
0

Electron mass
Universe mass all kg

10^-30

10^53

1

Time

Passage of light across nucleus

Age of universe

10^-22

10^18

2

Sizes (m)

Subnuclear particles
Nucleus H atom diameter
H atom diameter
(Ratio)
Extent of visible universe

10^-15
10^-15
10^-10
(10^4)
10^25

3

Vector quantities

Velocity
Momentum
Displacement
Field strength
Forces
Acceleration

4

Fundamental units

Kg
s (time)
m
Ampere
Mol

5

Uncertainties (analogue vs digital)

Analogue: half division (.5)
Digital: 1 division (.1)

6

Accurate vs precise

Accurate: small systematic error
Precise: decimal places and close together

7

Energy types

Gravitational
Radiation
Electrical
Elastic
Nuclear
Sound
Internal
Chemical
Kinetic