NEW
Font size
S
M
L
XL
WorksheetsClassification of matter (7-O)
Total questions: 50
Worksheet time: 50mins
Name
Class
Date
1.
A type of mixture with particles larger than those in solutions, but not heavy enough to settle to the bottom of their container
a)
colloid
b)
compound
c)
element
d)
solution
2.
A substance with two or more element that are combined in a fixed proportion
a)
colloid
b)
compound
c)
element
d)
solution
3.
A substance in which all the atoms are the same
a)
colloid
b)
homogeneous mixture
c)
solution
d)
element
4.
A mixture in which different materials can be identified easily
a)
element
b)
heterogeneous mixture
c)
homogeneous mixture
d)
solution
5.
A mixture that contains two or more substances blended evenly throughout
a)
heterogeneous mixture
b)
homogeneous mixture
c)
suspension
d)
colloid
6.
A homogeneous mixture of particles so small that they can not be seen with a microscope and that will never settle to the bottom of their container
a)
colloid
b)
solution
c)
suspension
d)
tyndall effect
7.
A type of matter that is always made of the same materials or materials
a)
colloid
b)
substance
c)
tyndall effect
d)
suspension
8.
A heterogenenous mixture containing a liquid in which you can see particles settle.
a)
element
b)
substance
c)
suspension
d)
solution
9.
The scattering of light by particles in a colloid
a)
solution
b)
element
c)
tyndall effect
d)
elelemnt
10.
Change of one substance to another
a)
chemical change
b)
distillation
c)
law of conservation of mass
d)
physical change
11.
Characteristic of a substance that indicates whether it can undergo a certain chemical change
a)
chemical property
b)
law of conservation of mass
c)
physical property
d)
distillation
12.
The mass of all substances that are present before a chemical change equals the mass of all the substances that remain after the change
a)
physical property
b)
distillation
c)
law of conservation of mass
d)
chemical property
13.
A change in size, shape, or state of matter.
a)
chemical change
b)
distillation
c)
physical change
d)
law of conservation of matter
14.
A feature or characteristic that describes an object or substance
a)
chemical property
b)
distillation
c)
physical property
d)
law of conservation of mass
15.
The process of separating substances in a mixture by evaporating a liquid and condensing a vapor
a)
law of conservation of mass
b)
chemical change
c)
physical property
d)
distillation
16.
A substance with two or more elements that are combined in a fixed proportion
a)
colloid
b)
compound
c)
element
d)
solution
17.
A substance in which all the atoms are the same
a)
colloid
b)
homogeneous mixture
c)
solution
d)
element
18.
A mixture in which different materials can be identified easily
a)
element
b)
heterogeneous mixture
c)
homogeneous mixture
d)
solution
19.
Which of the following is an element?
a)
Sugar
b)
Salt
c)
Water
d)
Oxygen
20.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
21.
Italian Salad Dressing is a . . .
a)
heterogeneous mixture
b)
homogeneous mixture
c)
Pure Substance
d)
Compound
22.
Can usually be separated in your kitchen (by physical means)
a)
Pure Substance & Element
b)
Pure Substance & Compound
c)
Mixture & Homogenous
d)
Mixture & Heterogenous
23.
A magnet was placed near a pile that contained both iron and sulfur. The magnet was moved gradually closer to the pile. As it neared the pile, the magnet started attracting small pieces of iron from the pile.
Which of these statements best describes the contents of the pile?
Which of these statements best describes the contents of the pile?
a)
It is a heterogeneous mixture of iron and sulfur that can be separated by magnetism.
b)
It is a solution of iron and sulfur that can be separated by magnetism.
c)
It is a compound of iron and sulfur that can be separated by magnetism.
d)
It is a suspension of sulfur in iron that can be separated by magnetism.
24.
A substance with two or more elements that are combined in a fixed proportion
a)
colloid
b)
compound
c)
element
d)
solution
25.
Copper is a mixture.
a)
True
b)
False
26.
This contains a variety of elements and compounds that ARE NOT chemically combined.
a)
Water
b)
Mixture
27.
A mixture that is so evenly mixed you can't see the parts. Such as Kool-Aid
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
c)
Pure Substance
28.
This picture represents:
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
29.
A combination that can be separated by physical processes is a .....
a)
Pure Substance
b)
Glucose
c)
Element
d)
Mixture
30.
If you change a substance into a new substance...
a)
Partial Change
b)
Physical Change
c)
Chemical Change
d)
Freezing
31.
Changing the phase, size or shape of something....
a)
Chemical change
b)
Physical Change
c)
Suspension
d)
Colloid
32.
Which is NOT a chemical change?
a)
Leaves changing colors in the fall
b)
Iron rusting
c)
Digesting Lunch
d)
Ice Melting
33.
A gold bar is an example of a.....
a)
pure element
b)
pure compound
c)
heterogeneous mixture
d)
homogeneous mixture
34.
NaCl
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
35.
A pure substance...
a)
Has a PERMANENT composition
b)
Has a VARIABLE composition
36.
___________ are the smallest unit of an element that maintains the properties of that element.
a)
Atoms
b)
Elements
c)
Compounds
d)
Mixtures
37.
A ______________ is made up of different kinds of atoms chemically combined.
a)
element
b)
compound
c)
mixture
d)
molecule
38.
Jorge prepared a drink and salad for dinner. The chart lists the ingredients for both.
Using the information in the chart, which statement is the BEST description of the drink and salad?
Using the information in the chart, which statement is the BEST description of the drink and salad?
a)
The salad and fruit drink are both mixtures.
b)
The salad and the fruit drink are both solutions.
c)
The fruit drink is a mixture because the ingredients can't be separated.
d)
The salad is a solution because the ingredients can't be separated.
39.
Blood is a fluid found in the bodies of humans and other animals. It can be physically separated into plasma, red blood cells and white blood cells. Blood is a ___________________
a)
pure substance
b)
mixture
40.
Methane contains one atom of carbon and four atoms of hydrogen that are chemically bonded. It is a main component of natural gas. Methane is a ___________________ .
a)
pure substance
b)
mixture
41.
What type of substance is pictured?
a)
element
b)
compound
c)
mixture
d)
solution
42.
What type of substance is pictured?
a)
element
b)
compound
c)
mixture
d)
solution
43.
Which is a mixture of compounds?
a)
b)
c)
d)
44.
matter is categorized as _____ or _____
a)
an element or compound
b)
homogeneous or heterogeneous
c)
a pure substance or mixture
d)
a compound or mixture
45.
Are made from a combination of 2 or more elements...
a)
Molecules
b)
Pure Substances
c)
Compounds
d)
Elements
46.
Are made from a combination of 2 or more elements...
a)
Molecules
b)
Pure Substances
c)
Compounds
d)
Elements
47.
A combination that can be separated by physical processes is a .....
a)
Pure Substance
b)
Glucose
c)
Element
d)
Mixture
48.
A mixture that is NOT evenly distributed is called ....
a)
Compounded
b)
Homogenous
c)
Heterogenous
d)
Salty
49.
Substance with atoms that are all alike.
a)
element
b)
compound
c)
homogeneous mixture
d)
heterogeneous mixture
50.
This picture represents:
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
Reset
