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WorksheetsMatter Test II Review
Total questions: 73
Worksheet time: 1hrs 19mins
Burning and baking are examples of __________________ because they are irreversible and create a new substance.
chemical changes
physical changes
melting
freezing
Which of the following is NOT an example of a chemical change?
Nail Rusting
Paper Burning
Wax Melting
Bubbles and gasses forming after mixing two liquids
What happens when a substance reacts and forms one or more new substances?
Phase Change
Chemical Change
Physical Change
Change of State
___________ is how readily a substance combines chemically to form a new substance.
Reactivity
Density
Thermal Expansion
Melting into a solid
_____________ is an example of a chemical property.
Volume
Mass
Weight
Reactivity
What is the ability to produce a change in the composition (how the molecules are arranges) of matter?
Deposition
Chemical property
Phase change
Physical property
When enough heat is added to a solid, it may______________.
freeze
evaporate
melt
condense
When enough heat is added to a liquid, it ______________.
freezes
evaporates
melts
condenses
True or false: All physical properties stay the same even when matter is reduced in size. For example, cutting in half.
True
False
Fruit and cereal with milk is what kind of mixture?
homogenous mixture
heterogenous mixture
solution
Liquid
What option below, is an example of a chemical reaction?
A nail rusting
boiling water
melting
Crushing with a hammer
Ocean water is a solution. what would we call the salt in the ocean?
Mixture
Suspension
solute
solvent
This type of mixture contains two or more substances that are visibly distinguishable.
homogeneous
heterogeneous
solution
saturation
You put a whole cup of sugar into a large glass of ice tea. No matter how much you stir it, there a bunch of sugar stays at the bottom of the glass. What explains this?
The solution is now dilute
The solution is now saturated
The solution is now concentrated
The solution is now a mixture
No matter how much of a pure substance you have, some properties always stay the same. The following properties of a pure substance stay the same except...
density
boiling and melting point
mass and weight
solubility
What property below is unique to a pure substance, and can be used to identify that substance?
weight
volume
mass
solubility
Which option below represents a physical property?
a chemical reaction
heating steel until it melts into a liquid
burning pile of leaves
dissolving tea into a cup of water
