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Prefixes
Standard notation
Units
Physical quantities
Physics facts
100
1 kg = _________ g
1 kg = 1000 g
100
125000
1.25 x 10^5
100
Unit of mass
kg (kilograms)
100
Distance over time gives...?
Speed
100
True or false: Mass and weight are the same thing.
False
200
1 mm = ___________ m
1 mm = 0.001 m
200
0.01
10^(-2)
200
Unit of length
m (meters)
200
Heat is a type of...
Energy
200
What is density?
Mass divided by volume
300
1 MJ = ______________ J
1 MJ = 1000000 J
300
0.054
5.4 x 10^(-2)
300
Unit of time
s (seconds)
300
Energy is never created or destroyed. It is...
...conserved.
300
True or false: The weight of an object is the same anywhere.
False
400
1 s = 1000 _______
1 s = 1000 ms
400
17890
1.789 x 10^4
400
Unit of force
N (newtons)
400
All things are made of p___________.
particles
400
True or false: The mass of an object is the same anywhere.
True
500
1 nm = ___________ m
1 nm = 0.000000001 m
500
0.000238
2.38 x 10^(-4)
500
Unit of energy
J (joules)
500
In this state of matter particles are free to move around at high speeds.
Gas.
500
Some things float thanks to whose principle?
Archimedes'