1
Qualitative information collected through the direct use of our senses.
3
The ability to be stretched or drawn into wires.
5
The manner in which a solid surface reflects light. Lustres can vary from metallic to adamantine (diamond-like), glassy, oily, pearly, silky, or dull.
6
A homogeneous mixture if two or more substances.
7
Rigid, does not readily change their shape.
8
The pressure created by the vapour evaporating from a liquid.
10
Quantitative information which is experimentally-determined or obtained from references.
11
Numerical information (e.g. 6'4", 150kg).
12
The ability to be rolled or hammered into thin sheets.
14
Liquid which passes through a filter paper.
15
A single, unproven assumption or idea, which attempt to explain why nature behaves in a specific manner.
17
A test or procedure that is carried out in order to discover a result.
18
Is the smallest possible unit if an element which retains
the fundamental properties of the element. (e.g. silver (Ag), copper (Cu), hydrogen (H)).
22
The ability of a solid to resist abrasion or scratching.
24
Involves allowing the liquid in a solid-in-liquid solution to evaporate or to be boiled away leaving the solid.
26
The part of the universe being studied in a given situation.
29
Any part of a system which is uniform in both it's composition and properties.
30
Conforms to the shapes of their containers; experience only slight changes in volume.
33
An atom or molecule which possesses an electrical charge. (e.g. sodium ion (Na⁺), chloride ion (Cl⁻), nitrate ion (NO₃⁻)).