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WorksheetsSophia C and Grace H Chapter 15
Total questions: 40
Worksheet time: 20mins
Name
Class
Date
1.
Which of the following is NOT mixture?
a)
sugar
b)
red water
c)
muddy water
d)
oatmeal
2.
Which of the following is a mixture
a)
zinc
b)
water
c)
air
d)
carbon
3.
The scattering of light by colloids is called
a)
air polution
b)
conservation
c)
suspension
d)
the Tyndall effect
4.
A(n) is substance in which all the atoms in it are all alike
a)
mixture
b)
colloid
c)
solution
d)
element
5.
All changes in the state of matter of substance require
a)
water
b)
vibration
c)
energy
d)
sublimation
6.
Which of these warnings refer to the chemical property of a material
a)
fragile
b)
flammable
c)
handle with care
d)
shake well
7.
In the following reaction 24g of CH4 (methane) react completely with 96g of O2 to form 66g pf CO2. How many grams of H2O are formed?
a)
112g
b)
54g
c)
74g
d)
none of them
8.
The law of conservation of mass states that mass cannot be
a)
burned
b)
changed in form
c)
created or destroyed
d)
heated of cooled
9.
A substance that is made of atoms of more than one type bound together in a fixed proportion is called what?
a)
element
b)
compound
c)
mixture
d)
atom
10.
A mixture with particles that do not settle upon standing, but scatters light is classified as a?
a)
suspension
b)
solution
c)
colloid
d)
tyndall
11.
The shape of an apple is a
a)
chemical change
b)
chemical property
c)
physical change
d)
physical property
12.
Three examples of physical change are
a)
boiling of water, bursting of balloon, and crumbling a piece of paper
b)
burning of gasoline, rotting of an egg, and exploding fireworks
c)
freezing of water, evaporation of gasoline, and rusting a nail
d)
sawing of wood, crushing a can, and toasting a marshmallow
13.
Another name for a homogeneous mixture is a
a)
mixture
b)
solution
c)
substance
d)
element
14.
Which of the following is an example of physical change
a)
dissolving salt in water
b)
burning wood into a charcoal
c)
cooking an egg
d)
rusting iron
15.
A rough surface is a
a)
physical property
b)
chemical property
16.
Fizzes violently when mixed is a
a)
physical property
b)
chemical property
17.
Reacts with oxygen is a
a)
physical property
b)
chemical property
18.
Floats in water is a
a)
physical property
b)
chemical property
19.
Mercury in a thermometer is a(n)
a)
element
b)
compound
c)
solution
d)
suspension
20.
Orange juice with pulp is a(n)
a)
colloid
b)
suspension
c)
compound
d)
solution
21.
Definition of a heterogeneous mixture:
a)
mixture that is uniform in composition
b)
A mixture that is not uniform in composition
22.
Which of these is a substance?
a)
Compounds
b)
Elements
c)
Mixtures
d)
Elements and Compounds
23.
Which of these is a homogeneous mixture?
a)
Chlorine
b)
Chocolate chip cookie
c)
Black tea
d)
Water
24.
Green color in paint is a
a)
Physical property
b)
Chemical Property
25.
What is Volume?
a)
Anything that has mass and takes up space
b)
A measure of how much matter is in an object
c)
The amount of space that an object contains
d)
The measurement of how much mass of a substance is contained in a given capacity
26.
Matter is made up of
a)
Substances and Mixtures
b)
Mixtures and Compounds
c)
Compounds and Elements
d)
Elements and Substances
27.
Baking soda reacting with vinegar is a
a)
Physical Property
b)
Chemical Property
28.
Grinding quartz crystals down to produce sand is an example of a
a)
Physical Change
b)
Chemical Change
29.
What is the color of a rose?
a)
Physical Property
b)
Chemical Property
30.
Black ink in a Sharpie is a
a)
Colloid
b)
Suspension
c)
Compound
d)
Solution
31.
A room full of smoke is a
a)
Suspension
b)
Solution
c)
Colloid
d)
Compound
32.
Sugar water is a
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
33.
A fruit salad is a
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
34.
Which is a pure substance?
a)
Element and Compound
b)
Compound and Solution
c)
Solution and Mixture
d)
Mixture and Element
35.
Carbon Dioxide is a(n)
a)
Element
b)
Mixture
c)
Solution
d)
Compound
36.
Sodium is a(n)
a)
Mixture
b)
Element
c)
Compound
d)
Solution
37.
A material that can be represented by a chemical formula is
a)
A mixture
b)
A compound
c)
An element
d)
A solution
38.
You put 1 gram of salt into 1 liter of water and stir. The resulting liquid is an example of
a)
A Heterogeneous Mixture
b)
A Homogeneous Mixture
39.
Hydrogen Peroxide (H2O2) is a(n)
a)
Solution
b)
Heterogeneous Mixture
c)
Compound
d)
Element
40.
When two or more substances are combined so each substance can be separated by physical means, the result is a(n)
a)
Compound
b)
Mixture
c)
Element
d)
Chemical Change
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