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Summary Grade 9 Science Review
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A review of the SNC1D course which includes Chemistry and Physics.
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SNC1D ReviewPart 1: Chemistry
1. Fill in the Classification of Matter chart below. Provide definition and at least one example
for each.
Matter: anything that has mass and volume(takes up space).
● Ex. Solid, liquid or gas
Pure Substance(constant composition): matter that contains only one kind of particle.
● Ex. Oxygen or Pure Water
Mixture(variable composition): matter that contains more than one kind of particle.
● Ex. Kool-aid
Element: a pure substance that cannot be broken down into simpler parts by chemical
methods. Made of only one kind of particle.
● Ex. Carbon
Compound: pure substance made of two or more different elements that are chemically
combined.
● Ex. Pure water, Carbon Dioxide
Homogeneous Mixture(solution): the different substances that make it up are not individually
visible.
● Ex. Air
Heterogeneous Mixture: the different substances that make up the mixture are visible.
● Ex. Pizza
, 2. Indicate whether each of the following is a pure substance (P) or a mixture (M).
Pure Substance (P) or Items
Mixture (M)
P Element or compound
M Solution
P Salt (NaCl)
M Two or more visible phases
M Mixture
M Lemonade
3. List some chemical properties.
● Reactivity with Oxygen
● Reactivity with Acids
● Reaction to Heat
● Combustibility
4. Match the correct letter with each physical property.
Answer Physical Property Statement
h. Texture a. Diamonds at the top of the scale
l. Ductility b. Dissolves in water
k. Luster c. temperature when solid turns liquids
i. Odour d. Ability of a substance to conduct heat or electricity
g. State e. How easy a liquid flows
a. Hardness f. Can be bent into various shapes
c. Melting Point g. Solid or liquid
j. Clarity h. It is smooth or gritty
f. Malleability i. It is sharp or burnt or spicy
e. Viscosity j. Cloudy or opaque
b. Solubility k. Shiny or dull
d. Conductivity l. Can be drawn into fine wires
5. List five indications that a chemical change has occurred.
1. Colour Change
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