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WorksheetsF2 Omega Water and Solution
Total questions: 20
Worksheet time: 36mins
Name
Class
Date
1.
Matter can be classified based on physical properties, including solubility in water. Which of these substances would be classified as soluble?
a)
salt
b)
sand
c)
iron
d)
pepper
2.
Ms. Heaton was baking dog treats when she accidentally poured salt into the water instead of sugar. (Whoops) How can Ms. Heaton separate the salt from the water?
a)
stirring the mixture
b)
Evaporating the mixture
c)
adding more water to the mixture
d)
adding more salt to the mixture
3.
Julio is making a solution using sugar and water. How will the properties of the sugar change when it is mixed with the water?
a)
It will no longer appear as separate grains
b)
it will have a greater mass than before
c)
it will become magnetic
d)
it will change to a gas
4.
To dissolve in water.
a)
solubility
b)
density
c)
mixture
d)
evaporation
5.
A combination of rocks and water is an example of
a)
A mixture
b)
A solution
c)
Dissovling
6.
Salt dissolves in water like ----
a)
Pepper dissolves in water
b)
Sugar dissolves in water
c)
Rocks dissolve in water
d)
Seeds dissolve in water
7.
A mixture of aluminum and steel can best be separated by ________________.
a)
adding water
b)
using a sieve
c)
density
d)
a magnet
8.
Students are conducting an experiment with salt water. A large quantity of sand is added to the container of salt water. What do you expect to observe?
a)
The salt floats to the top of the container.
b)
The sand dissolves.
c)
The sand settles to the bottom of the container.
d)
The salt and sand combine to form a solid.
9.
The boiling point and melting point of water are the same.
a)
False
b)
True
10.
Can you separate salt from water using filtration?
a)
yes
b)
no
11.
Name the separation method that causes wet clothes on a clothes line to dry
a)
Chromatography
b)
Filtration
c)
Distillation
d)
Evaporation
12.
Which of the following substances contain acid?
a)
An orange
b)
Bleach
c)
Distilled water
d)
Washing powder
13.
Which of the following substances contain an alkali?
a)
Baking powder
b)
Coca cola
c)
Distilled water
d)
Vinegar
14.
Which of the following pH numbers indicates a neutral substance?
a)
1
b)
5
c)
7
d)
14
15.
What colour is universal indicator in strong acid?
a)
Green
b)
Orange
c)
Purple
d)
Red
16.
Strong acids and strong alkalis are.......
a)
Able to turn blue litmus paper red
b)
Corrosive and/or caustic
c)
Sour
d)
Sweet
17.
Evaporation occurs when water changes into
a)
transpiration
b)
snow
c)
solid
d)
vapor
18.
Which one of the following is the name for separation technique in the picture below
a)
distillation
b)
seiving
c)
evaporation
d)
decanting
19.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
20.
How does a solution become supersaturated?
a)
dissolve lots of solute in it.
b)
dissolve a little solute in it.
c)
dissolve more solute than you should be able to.
d)
dissolve a super amount of solvent in it.
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