Topic 1 Key Terms

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The centre of an atom that contains the protons and neutrons
Nucleus
1 of 20
Measure of the amount of substance per unit volume
Density
2 of 20
When the particles at the surface of a liquid has enough energy to become a gas vapour
Evaporate
3 of 20
When the particles at the surface of a liquid has enough energy to become a gas vapour
Atom
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The basic building block of an element
Electron
5 of 20
Energy needed for a substance to change state without changing temperature
Latent Heat
6 of 20
Change of state when a solid becomes a gas without going through the liquid state
Sublimate
7 of 20
A neutral particle found in the nucleus
Neutron
8 of 20
Force per unit area produced by the weight of air
Atmospheric Pressure
9 of 20
A positive particle found in the nucleus
Proton
10 of 20
Any particle found in the nucleus
Nucleon
11 of 20
Change in state from liquid to gas
Vaporisation
12 of 20
Energy needed to raise the temperature of 1kg of material by 10C
Specific heat capacity
13 of 20
Number of protons in the nucleus of an atom of an element
Atomic number
14 of 20
What happens to an object when a pushing force is applied
Compressed
15 of 20
Resultant upward force that a liquid or gas exerts on an object due to pressure differences
Upthrust
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Atom of an element containing same number of protons but different number of neutrons
Isotope
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When a gas turns into a liquid
Condense
18 of 20
Energy needed to change 1kg of solid to liquid without any temperature change
Specific latent heat of fusion
19 of 20
Total number of neutrons and protons in the nucleus of an atom
Mass number
20 of 20

Other cards in this set

Card 2

Front

Measure of the amount of substance per unit volume

Back

Density

Card 3

Front

When the particles at the surface of a liquid has enough energy to become a gas vapour

Back

Preview of the front of card 3

Card 4

Front

When the particles at the surface of a liquid has enough energy to become a gas vapour

Back

Preview of the front of card 4

Card 5

Front

The basic building block of an element

Back

Preview of the front of card 5
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