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Classify Matter

Total questions: 41

Worksheet time: 23mins

Name
Class
Date
1.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
2.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
3.

A substance that cannot be broken down into any other substance by physical or chemical means is called —

a)

molecule

b)

mixture

c)

element

d)

compound

4.

Two or more substances physically put together form ________.

a)

a compoud

b)

an acid

c)

an element

d)

a mixture

5.

NaHCO3 is an example of —

a)

an abbreviation

b)

a compound

c)

a mixture

d)

an element

6.
A substance made of only one type of atom is called —
a)
an element
b)
a mixture
c)
a compound
d)
a salt
7.
Which of the following is a way in which elements and compounds are similar?
a)
Elements and compounds are pure substances.
b)
Elements and compounds are both made up of different kinds of atoms.
c)
Elements and compounds can both be broken down by physical means.
d)
Elements and compounds are listed on the periodic table.
8.
What is an example of an element?
a)
Oxygen
b)
Pure water
c)
Air
d)
Table salt
9.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
10.

Fruit Loops, pizza, and Skittles are examples of ____________________ mixtures.

a)

heterogeneous

b)

homogeneous

c)

pure

11.

Coffee, mouthwash, and vinegar are examples of __________________ mixtures.

a)

heterogeneous

b)

homogeneous

c)

pure

12.

The composition of a diamond would best classify it as a(n)

a)

element.

b)

solution.

c)

compound.

d)

heterogeneous mixture.

13.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
14.

How would you classify the air we breathe?

a)

Element

b)

Compound

c)

Mixture

15.

These are given 'symbols' like 'Ar', 'Zn', 'W‘, and 'Xe' and are arranged in a table called the periodic table. How would you classify these substances?

a)

Element

b)

Compound

c)

Mixture

16.

What type of mixture is this?

a)

Homogenous

b)

Heterogenous

17.
Substance that consists of one type of atom.  It is a pure substance. Found on the Periodic Table. 
a)
Element
b)
Compound
c)
Mixture
d)
I don't know
18.
Combinations of 2 or more substances (elements and compounds) that are physically blended together. 
a)
Compound
b)
Mixture
c)
Element
d)
Substance
19.
Combination of two or more substances that are not chemically combined.
a)
mixture
b)
solution
c)
solvent
d)
solute
20.

A mixture in which the composition is NOT uniform throughout is called a _____ mixture.

a)

Heterogeneous

b)

Homogeneous

21.
Italian Salad Dressing
a)

solution

b)
homogeneous mixture
c)

colloid

d)

suspension

22.
Contains only one kind of atom.
a)
Element
b)
Compund
c)
Mixture
23.
Examples are milk and gasoline.
a)
elements
b)
mixtures
c)
compounds
24.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements and Compounds
d)
Mixture of Elements
25.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements & Compounds
d)
Mixture of Compounds
26.
The smallest part of an element...
a)
atom
b)
molecule
c)
electron
27.
Density
a)
Physical Property
b)
Chemical Property
28.
Flammability (burns)
a)
Physical Property
b)
Chemical Property
29.
You forgot to dry the bread knife when you washed it and reddish brown spots appeared on it. 
a)
Physical Change
b)
Chemical Change
30.
In baking biscuits and other quick breads, the baking powder reacts to release carbon dioxide bubbles. The carbon dioxide bubbles cause the dough to rise. 
a)
Physical Change
b)
Chemical Change
31.
In a fireworks show, the fireworks explode giving off heat and light. 
a)
Physical Change
b)
Chemical Change
32.
Chewing food to break it down into smaller particles represents a _________ change, but the changing of starch into sugars by enzymes in the digestive system represents a ___________change. 
a)
Chemical then Physical 
b)
Physical then Chemical
c)
Both Physical
d)
Both Chemical
33.
Which of the following tells you that a chemical change may have occurred?
a)
Change Shape
b)
Melting
c)
Vaporizing
d)
Change in color
34.
What happens in ALL chemical changes?
a)
Change in state of matter
b)
A new substance is formed
c)
Bubbles are produced
d)
An explosion
35.
Is mold growing on cheese a physical or chemical change?
a)
Physical 
b)
Chemical
36.
Is sharpening a pencil a physical or chemical change?
a)
Physical 
b)
Chemical
37.
Ability to rust is this type of property:
a)
Physical property
b)
Chemical property
38.
Ice melting is an example of a
a)
physical change
b)
chemical change
c)
physical property
d)
chemical property
39.
Physical properties are
a)
properties that can be observed without changing the identity of the substance
b)
properties that describe how a substance changes into a completely different substance
c)
properties that we can only observe with our eyes
d)
properties that we need special tools to observe
40.
A crayon has a mass of 10g and volume of 5 mL. What is the density?
a)
30 g/mL
b)
15 g/mL
c)
1 g/mL
d)
2 g/mL
41.

What is the volume of the rectangular box?

a)

9

b)

11

c)

24

d)

144

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