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Unit 1: Properties of Matter

Total questions: 62

Worksheet time: 1hrs 19mins

Name
Class
Date
1.

William was conducting a science experiment and found that a certain substance had a pH less than 7. This substance is likely a(n) ______.

a)

Acid

b)

Alkaline

c)

Base

d)

Buffer

2.

David was conducting a science experiment and found a substance with a pH greater than 7. This substance is a(n) _______.

a)

Base

b)

Acid

c)

Buffer

d)

Water

3.

Aiden, Benjamin, and Roman are conducting a science experiment to determine the acidity of various household items. They have narrowed down their options to Baking Soda, Lemon Juice, Black Coffee, and Milk. According to their findings, which item is the most acidic?

a)

Baking Soda

b)

Lemon Juice

c)

Black Coffee

d)

Milk

4.

Anika, Samuel, and Grace were conducting a science experiment. They had lemon juice, hydrochloric acid, cabbage, and milk. According to the pH range, which substance did they find to be more acidic than lemon juice?

a)

Hydrochloric acid

b)

cabbage

c)

milk

d)

phosphoric acid

5.
Pure water has a pH of 7. Pure water _______.
a)
is a base
b)
is a neutral substance
c)
could be either an acid or a base
d)
is an acid
6.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 13
7.
Which of the following is most likely to be basic:
a)
Lemon juice
b)
Vinegar
c)
Laundry detergent
d)
Coke
8.

The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?

a)

3

b)

7

c)

9

d)

5

9.
The pH scale is a range from:
a)
1-7
b)
0-14
c)
1-14
d)
1-20
10.
Complete the sentence.
A substance that is more basic has a _____ pH than a substance that is acidic.
a)
lower
b)
higher
c)
the same
d)
none of the above
11.
Bleach is a strong base, what is the pH level of bleach?
a)
13
b)
14
c)
1
d)
2
12.

How would this mixture be classified?

a)

homogeneous mixture

b)

a solution

c)

heterogeneous mixture

d)

a compound

13.

Which of the following would represent a compound?

a)

Model 1 (left)

b)

Model 2 (middle)

c)

Model 3 (right)

14.

Which of the following statements is true of compounds?

a)

Compounds will have the same properties as individual atoms that bonded together to make compounds

b)

Compounds are mixtures of two or more different substances that are NOT chemically bonded

c)

Compounds are new substance with different properties from the atoms that bonded to make them

d)

Compounds are only created when one substance dissolves into another

15.

Use the photo to identify the image with the element

a)

A

b)

B

c)

C

d)

A & B

16.

Which of the following are examples of elements?

a)

acid, base and salt

b)

silicon, iron, and aluminum

c)

water, methane, and glucose

d)

proton, neutron, and electron

17.

If a substance has a pH of 2, what statement accurately describes it?

a)

highly acidic

b)

highly basic

c)

slightly acidic

d)

slightly basic

18.

If you mix a pH of 4 with a pH of 9, what will happen to the new pH mixture?

a)

pH will not be affected

b)

The pH of 4 and the pH of 9 will neutralize each other

c)

the pH will be 13

d)

the pH will be 5

19.

Which jar contains an element?

a)

Jar K

b)

Jar L

c)

Jar M

d)

Jar N

20.

Which of the following can be separated by physical means?

a)

pure substance

b)

element

c)

compound

d)

solution

21.
What type of mixture is this?
a)
homogenous mixture
b)
chemical
c)
heterogeneous mixture 
d)
solid mix
22.
This picture represents: 
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
23.
Italian Salad Dressing is a . . .
a)
heterogeneous mixture
b)
homogeneous mixture
c)
Pure Substance
d)
Compound
24.
What type of mixture is this?
a)
heterogeneous 
b)
homogeneous
25.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
26.
This picture represents: 
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
27.
This picture represents: 
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
28.
Kool-Aid
a)
Element
b)
Compound
c)
Homogeneous Mixture
d)
Heterogeneous Mixture
29.
Which one of these pictures represents a mixture? 
a)
1
b)
2
c)
3
d)
1, 2 and 3
30.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

31.

What is the best classification of this substance?

a)

An element

b)

A compound

c)

A mixture of 2 elements

d)

A mixture of 2 compounds

32.

Is this a pure substance?

a)

Yes

b)

No

33.
Soil is an example of a
a)
homogeneous mixture
b)
heterogeneous mixture
34.

A substance that can NOT be broken down by physical or chemical means

a)

element

b)

compound

c)

mixture

35.

Matter is anything that has...

a)

weight and volume

b)

mass and density

c)

mass and weight

d)

mass and volume

36.

Which is a pure substance?

a)
b)
c)
d)
37.

a mixture that appears the same throughout is...

a)

homogeneous

b)

heterogeneous

38.

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

39.

What are two the two types of pure substances? (PICK 2)

a)

elements

b)

compounds

c)

heterogenous mixtures

d)

homogenous mixtures

40.

What is the difference between an element and a compound?

a)

An element is always a liquid, while a compound can be a solid, liquid, or gas.

b)

An element consists of only one type of atom, while a compound consists of two or more different types of atoms bonded together.

c)

An element can be broken down into simpler substances, while a compound cannot be broken down.

d)

An element is a mixture of different types of atoms, while a compound is made up of only one type of atom.

41.
How many ELEMENTS are in the compound H2O
a)
1
b)
2
c)
3
d)
4
42.
Is salt (NaCI) a compound or a element
a)
Compound
b)
element
43.

Type of matter that is made up of 2 different types of atoms chemically combined.

a)

Element

b)

Compound

c)

Heterogenous Mixture

d)

Homogenous Mixture

44.
This contains a variety elements and compounds that ARE NOT chemically combined.
a)
Water
b)
Mixture
c)
Elements
d)
Compounds
45.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
46.

Cohesive means ........

a)

the water molecules stick to each other

b)

the water molecules stick to other surfaces

c)

the water molecules are less dense

d)

the water molecules are far apart

47.

Adhesive means ........

a)

the water molecules stick to each other

b)

the water molecules stick to other surfaces

c)

the water molecules are less dense

d)

the water molecules are far apart

48.

Water striders can walk on water because of ____________.

a)

capillary action

b)

adhesion

c)

surface tension

d)

universal solvent

49.
Water droplets take a spherical shape (as pictured) because of ____________
a)
adhesion
b)
cohesion
c)
capillary action
d)
solubility
50.
Water moves through plant roots and in other substances with pores because of ___________.
a)
surface tension
b)
polarity
c)
capillary action
d)
gravity
51.
As you added drops to the coins, each drop stuck to the other water because of ________________.
a)
adhesion
b)
cohesion
c)
capillary action
d)
specific heat
52.

What is the property of the surface of a liquid that allows it to resist an external force, due to the cohesive nature of its molecules?

a)

Cohesion

b)

Surface Tension

c)

Adhesion

d)

Polarity

53.

How is this lizard able to run across water?

a)

Capillary Action

b)

The lizard is really light

c)

The water is a little frozen

d)

Surface Tension

54.

Which of the following is an example of COHESION?

a)

water sticking to water

b)

water sticking to glass

c)

oil sticking to plastic

d)

hydrogen sticking to oxygen

55.

Water sticks well to many materials. What term relates to this property of water?

a)

cohesion

b)

adhesion

c)

density

d)

surface tension

56.

What term describes a measure of how difficult it is to break the surface of a liquid?

a)

Surface Tension

b)

Viscosity

c)

Density

d)

Buoyancy

57.

What term describes the attraction between molecules of different substances?

a)

Cohesion

b)

Adhesion

c)

Surface tension

d)

Capillary action

58.

Water spreading and soaking in "wetting" a surface is an example of which phenomenon?

a)

Cohesion

b)

Adhesion

c)

Surface Tension

d)

Sublimation

59.

Cohesion, Adhesion, or Surface Tension? An insect walking on water.

a)

Cohesion

b)

Adhesion

c)

Surface Tension

d)

Capillary Action

60.

Which of the following is responsible for water molecules sticking together to form droplets?

a)

A. Cohesion

b)

B. Adhesion

c)

C. Surface Tension

d)

D. Magnetism

61.

Which of the following is responsible for water molecules sticking to other surfaces?

a)

A. Cohesion

b)

B. Adhesion

c)

C. Surface Tension

d)

D. Friction

62.

What is the primary reason water droplets form beads on a waxed car surface?

a)

Gravity

b)

Adhesion

c)

Cohesion

d)

Capillary action

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