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chemical, physical, mixtures, force 24-25

Total questions: 160

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

A change that does NOT create a NEW substance

a)

chemical

b)

physical

2.

A change that DOES create a NEW substance

a)

physical

b)

chemical

3.

The type of change that results in new properties emerging is a

a)

physical change

b)

chemical change

4.

Select all example of a PHYSICAL change

a)

ice melting into water

b)

burning wood

c)

folding paper

d)

sugar dissolving in water

5.

Select all examples of a CHEMICAL change

a)

baking a cake

b)

fireworks exploding

c)

bending a wire

d)

milk turning sour

6.

Color change, gas/bubble formation, light/sound being produced, and odor change are all signs of what type of change?

a)

physical

b)

chemical

7.

Changes between STATES is a

a)

physical change

b)

chemical change

8.

A copper penny turning greenish is a...

a)

Chemical Change

b)

Physical Change

9.

Which of the following is NOT an example of chemical change?

a)

sour milk

b)

burning wood

c)

breaking a pencil

d)

rust

10.

Is melting butter for popcorn a chemical or physical change?

a)

chemical

b)

physical

11.
Is a rusting bicycle a chemical or physical change?
a)
chemcial
b)
physical
12.
Ripping up paper ...
a)
Chemical Change
b)
Physical Change
13.

Bubbles form when 2 or more substances are combined ...

a)

Chemical Change

b)

Physical Change

14.
Change in size ...
a)
Chemical Change
b)
Physical Change
15.
An explosion occurs ...
a)
Chemical Change
b)
Physical Change
16.
Causes a change in temperature ...
a)
Chemical Reaction
b)
Physical Reaction
17.
Causes a change in odor ...
a)
Chemical Reaction 
b)
Physical Reaction
18.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
19.
Red color
a)
Physical property
b)
Chemical property
20.
Hardness
a)
Physical property
b)
Chemical property
21.

Wood that is burning in a brush pile has heat, and produces ashes.

a)

Physical

b)

Chemical

22.

Is milk going sour a physical or chemical change?

a)

Physical

b)

Chemical

23.
Is freezing juice a physical or chemical change?
a)
Physical Change
b)
Chemical Change
24.

A green powder is heated & a gas is given off while it turns to a black solid. This describes

a)

Physical Change

b)

Chemical Change

c)

Change in State

d)

Change in Temperature

25.

The formation of a solid when two liquids combine is called?

a)

Solidification

b)

Freezing

c)

Precipitate

d)

Solubility

26.

Which type of change is most often easily reversed?

a)

Chemical

b)

Physical

c)

Both a physical and chemical change.

d)

Neither a physical or chemical change.

27.

Identify what type of change happening in the picture below...

a)

Chemical Reaction

b)

Physical Change

c)

Change in State

d)

Change in appearance only

28.

Which of the following is an example of a physical change?

a)

A glass falling and shattering on the floor.

b)

Baking a birthday cake.

c)

Burning a piece of paper.

d)

Baking soda and vinegar mixing together.

29.

When a new substance is formed with different properties than the original substance it is called a...

a)

Chemical change

b)

Physical change

c)

Change in State

d)

Change in appearance only.

30.
What is salad?
a)
element
b)
compound
c)
mixture
31.
Which of the following is an element?
a)
Sugar
b)
Salt
c)
Water
d)
Oxygen
32.
The building block of matter is
a)
Mixture
b)
Atom
c)
Element
d)
Substance
33.
Water is an element
a)
true
b)
false
34.
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
35.

Beatriz wants to make a mixture out of her bowl of blueberries. Which of the following would turn her bowl of blueberries into a mixture?

a)

adding more blueberries to the bowl

b)

adding raspberries to the bowl

c)

cutting up the blueberries

d)

mashing the blueberries

36.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
37.
What is the picture displayed?
a)
atom
b)
element
c)
molecule
d)
compound
38.
A pure substance that cannot be separated into simpler substances by chemical or physical means.  
a)
Element
b)
Compound
c)
Mixture
d)
Chemical
39.
A compound is made of ________ atoms. 
a)
big 
b)
similar 
c)
different 
40.
Carbon Dioxide is a ______ 
a)
compound 
b)
element 
c)
mixtures 
d)
Battle of Bunker Hill 
41.
Iced Tea (with ice in it)
a)
Element
b)
Compound
c)
Heterogenous Mixture
d)
Solution
42.
Pizza
a)
Element
b)
Compound
c)
Heterogenous Mixture
d)
Solution
43.
Salt Water
a)
Element
b)
Compound
c)
Heterogeneous Mixture
d)
Solution
44.

This is an example of a

a)

Solution

b)

Mixture

45.

This is an example of a

a)

Solution

b)

Mixture

46.
You know that a substance has dissolved when it-
a)
becomes a solid
b)
produces condensation and has water droplets 
c)
spreads evenly throughout a liquid
47.
Trail mix, with nuts, raisins, pretzels and candy pieces is a good example of a mixture.
a)
True
b)
False
48.
Which of the following will NOT dissolve in water?
a)
salt
b)
rocks
c)
apple juice
49.

Is this a MIXTURE or a SOLUTION?

a)

Mixture

b)

Solution

50.

Is this a MIXTURE or a SOLUTION?

a)

Mixture

b)

Solution

51.

Which mixture can the students separate most easily using the strainer?

a)

salt and water

b)

gravel and water

c)

shampoo and water

d)

sugar and water

52.

It has anything that has mass and occupies space.

a)

A. matter

b)

B. molecule

c)

C. element

d)

D. substance

53.

It a state of matter wherein it has a definite shape and volume.

a)

A. liquid

b)

B. gas

c)

C. solid

d)

D. all of the above

54.

COFFEE IS

a)

GAS

b)

ELEMENT

c)

HOMOGENEOUS MIXTURE

d)

HETEREGENEOUS MIXTURE

55.

BURGER IS

a)

LIQUID

b)

ELEMENT

c)

HETEROGENEOUS MIXTURE

d)

HOMOGENEOUS MIXTURE

56.

CHOCOLATE CHIPS IS

a)

SOLUTION

b)

NOT A MIXTURE

c)

HOMOGENEOUS MIXTURE

d)

HETEROGENEOUS MIXTURE

57.

TOMATO KETCHUP IS

a)

HETEROGENEOUS MIXTURE

b)

ELEMENT

c)

MOLECULE

d)

HOMOGENEOUS MIXTURE

58.

MILK IS

a)

MOLECULE

b)

HETEROGENEOUS MIXTURE

c)

SOLID

d)

HOMOGENEOUS MIXTURE

59.
All mixtures are defined as "heterogeneous." 
a)
TRUE
b)
FALSE
60.
What are the two types of mixtures? 
a)
element and sub-atomic
b)
atoms and compounds
c)
homogeneous and heterogeneous
d)
element
61.

What is the definition of a homogeneous mixture?

a)

A mixture where the components separate into distinct layers according to density.

b)

A mixture where the components are distributed unevenly and the composition varies throughout.

c)

A mixture where the components are distributed uniformly and the composition is the same throughout.

d)

A mixture where the components are distributed randomly and the composition changes at different points.

62.
a)
heterogeneous mixture
b)
homogeneous mixture
63.

6. Your science teacher showed in class a bowl of fruit and vegetables

salad. Your classmate examined the mixture and was able to

distinguish fruits from vegetables. What type of mixture was presented

by your teacher?

a)

A. colloid

b)

B. heterogeneous (Non-Uniform)

c)

C. homogeneous (Uniform)

d)

D. solution

64.

What is the definition of a heterogeneous mixture?

a)

A combination of two or more substances that are separated by a filter.

b)

A combination of two or more substances that are not evenly distributed or mixed together.

c)

A mixture that contains only one type of substance.

d)

A combination of two or more substances that are evenly distributed or mixed together.

65.

Give an example of a heterogeneous mixture.

a)

Air

b)

Pure water

c)

Trail mix

d)

Salt water

66.

Identify which images are HETEROGENEOUS MIXTURES! (Check all that apply)

a)
b)
c)
d)
67.

In a homogeneous mixture, you cannot identify the different substances mixed.

a)

True

b)

False

68.

Why is a bowl of cereal with milk considered a heterogeneous mixture?

a)

Because the cereal and milk are evenly distributed.

b)

Because the cereal and milk are not evenly distributed and can be separated.

c)

Because the cereal and milk cannot be separated.

d)

Because the cereal and milk are both liquids.

69.

What is colored water?

a)

homogeneous

b)

heterogenous

70.

Force can be

a)

Pushes only

b)

Pushes and pulls

c)

Pulls only

71.

A boy rides a skate board down a hill. Eventually the skate board stops. Which is MOST responsible for causing the skateboard to stop?

a)

gravity acting on the skateboard

b)

the mass of the skateboard

c)

the mass of the boy

d)

friction acting on the skateboard

72.

A book falls off the desk. What moves the book towards the floor?

a)

mass

b)

gravity

c)

friction

d)

speed

73.

What will happen to the book if no other forces act upon it?

a)

book will stay at rest

b)

mass of the book will increase

c)

book will begin to move

d)

gravity on the book will increase

74.

Mark and Ann were playing kickball. They both kicked the same ball, but noticed that Mark kicked the ball farther than Ann. What most likely caused the difference?

a)

Mark kicked with less force

b)

Mark's kick had less friction

c)

Mark kicked with more force

d)

The ball had less gravity

75.

A push or a pull on an object is-

a)

stationary

b)

a pressure

c)

it's weight

d)

a force

76.

Forces can change the

a)

slow down or speed up objects only

b)

movement of objects but only if they were already in motion

c)

speed, direction or shape of an object

77.

Gravity is-

a)

A change in position of an object over time.

b)

floating in the air

c)

The force that attracts objects towards the center of the earth.

d)

a push or a pull

78.

A force that move an object towards you

a)

Force

b)

Push

c)

Pull

79.

A force that moves an object away from you

a)

Force

b)

Push

c)

Pull

80.

A force applied by a person or object onto another object

a)

Applied Force

b)

Push

c)

Pull

81.

A force that opposes motion

a)

Applied Force

b)

Friction

c)

Normal Force

82.

A force exerted by magnets

a)

Gravity

b)

Electric

c)

Magnetic

83.

The movement of an object

a)

Unbalanced Forces

b)

Newtons

c)

Motion

84.

A ball was rolling fast and then slowed. Which most likelycaused the ball to slow?

a)

heat

b)

friction

c)

momentum

d)

wind

85.

unit of measurement for force

a)

fulcrum

b)

energy

c)

spring scale

d)

newton

86.

instrument used to measure force

a)

spring scale

b)

lever

c)

pulley

d)

simple machine

87.

It has anything that has mass and occupies space.

a)

A. matter

b)

B. molecule

c)

C. element

d)

D. substance

88.

It a state of matter wherein it has a definite shape and volume.

a)

A. liquid

b)

B. gas

c)

C. solid

d)

D. all of the above

89.

COFFEE IS

a)

GAS

b)

ELEMENT

c)

HOMOGENEOUS MIXTURE

d)

HETEREGENEOUS MIXTURE

90.

MILK IS

a)

MOLECULE

b)

HETEROGENEOUS MIXTURE

c)

SOLID

d)

HOMOGENEOUS MIXTURE

91.

Mrs. Jennie Cruz wanted to prepare a healthy and delicious food for her family for lunch like Pinakbet. She mixes and seasoned to taste all the vegetables like squash, eggplant, okra, ampalaya, string beans and meat cuts. Pinakbet can be categorized as what type of mixture?

a)

Homogeneous

b)

Solid homogeneous

c)

Heterogeneous

d)

Homogeneous and heterogeneous

92.

A homogeneous mixture is a combination of two substances which produce a uniform or the same appearance in their product after the mixing procedure. Which among the choices below show a uniform appearance of the product?

a)
b)
c)
d)
93.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

94.
M&M's is an examples of a
a)
homogeneous mixture
b)
heterogeneous mixture
95.
Dishwasher soap is an example of a
a)
homogeneous mixture
b)
heterogeneous mixture
96.
Chicken noodle soup is an example of a
a)
homogeneous mixture
b)
heterogeneous mixture
97.
Soil is an example of a
a)
homogeneous mixture
b)
heterogeneous mixture
98.

A pure substances ________ be broken down into simpler matter using physical methods.

a)

sometimes

b)

can

c)

can not

99.

What are two the two types of mixtures?

a)

elements

b)

compounds

c)

heterogenous

d)

homogenous

100.

What are two the two types of pure substances?

a)

elements

b)

compounds

c)

heterogenous mixtures

d)

homogenous mixtures

101.

This is a water molecule. It is a ________.

a)

Element

b)

Compound

c)

Heterogenous Mixture

d)

Homogenous Mixture

102.

Why kind of mixture is this?

a)

Heterogeneous

b)

Homogenous

c)

Element

d)

Compound

103.

Homogeneous mixtures are also called _______.

a)

Heterogenous mixtures

b)

Solutions

c)

Problem Solvers

d)

Water

104.
Which state of matter has molecules that slide past each other but stay close together? They do not form a regular pattern.
a)
solid
b)
liquid
c)
gas
105.
What happens when a liquid freezes?
a)
The particle lose kinetic energy and turn into a gas
b)
The particles lose kinetic energy and turn into a solid
c)
The particles gain kinetic energy and turn into a solid
d)
The liquid turns cold
106.

What is a physical property?

a)

How two chemicals react with one another when combined

b)

A property that we can measure or observe with our 5 senses or other tools

c)

When two chemicals react with one another to form a new substance

d)

When a change occurs but it does not result in the formation of a new substance

107.

Gas particles......

a)

are tightly packed and vibrate in place

b)

are close together but can slide past each other

c)

are spread apart, moving fast, and change volume very easily

108.

The energy of motion is called ___________.

a)

temperature

b)

kinetic energy

c)

heat

d)

friction

109.
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?
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.
110.

Substances that are made up of ONLY one type of atom (element) or compound.

a)

Heterogeneous mixture

b)

Pure substance

c)

Suspension

d)

Homogeneous mixture

111.

True or False: Elements and compounds are pure substances.

a)

True

b)

False

112.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)
heterogeneous mixture
d)
homogeneous mixture
113.

Which of the following is a heterogeneous mixture?

a)

salt water

b)

sugar water

c)

soda

d)

beach sand

114.

An example of...

a)

mixture

b)

element

c)

compound

115.

Pure oxygen is an example of...

a)

element

b)

mixture

c)

compound

116.

Substances formed from atoms of two or more elements are called

a)

mixtures

b)

compounds

c)

colloids

d)

elements

117.

The particle diagram shown is a:

a)

pure substance

b)

mixture

118.

The particle diagram shown is a:

a)

pure substance

b)

mixture

119.
What is matter?
a)
Anything that has mass and occupies space
b)
Anything that has mass
c)
Anything that is made of air
d)
ALL of them 
120.

True or False: Elements and compounds are pure substances.

a)

True

b)

False

121.

Air is:

a)

An element

b)

A compound

c)

A mixture

d)

None of these

122.
Which is a way that a piece of paper can go through a chemical change?
a)
fold the paper in half
b)
soak the paper in water
c)
burn the paper with fire
d)
cut the paper with scissors
123.
Which of these is an example of a new substance being formed?
a)
a nail rusting
b)
a wall being painted
c)
water changing to steam
d)
paper being folded
124.
Which example best describes a physical change?
a)
iron rusting
b)
charcoal burning
c)
an ice cube melting
d)
a marshmallow burning
125.
Glass bottle that is shattered
a)
Chemical Change
b)
Physical Change
126.
Baking soda and vinegar combine to make carbon dioxide
a)
Chemical Change
b)
Physical Change
127.

Which of the following are examples of a Chemical Change?

a)

Iron Rusting

b)

Gas Burning

c)

Breaking a glass

d)

Boiling water

e)

Burning Wood

128.

A chemical change _____________ the identity of the substance.

a)

changes

b)

maintains

129.

A physical change _____________ the identity of the substance.

a)

changes

b)

maintains

130.

Color change like in a drop of food coloring in water, is a _________ change.

a)

physical

b)

chemical

131.

Students observed a piece of iron change from shiny to rusty. What caused this change?

a)

a chemical reaction

b)

a heat reaction

c)

a cold reaction

d)

a physical reaction

132.

Which is an example of a different substance being formed?

a)

glass breaking

b)

metal melting

c)

water freezing

d)

wood burning

133.

Bending metal

a)

Physical Change

b)

Chemical Change

134.

Boiling Water

a)

Physical Change

b)

Chemical Change

135.

A Candle Burning

a)

Physical Change

b)

Chemical Change

136.

Cutting a tree limb into logs is (a)____________ and burning them in the fireplace is (b)____________.

a)

(a) A Physical Change

(b) Also a Physical Change

b)

(a) A Physical Change

(b) A Chemical Change

c)

(a) A Chemical Change

(b) Also a Chemical Change

d)

(a) A Chemical Change

(b) A Physical Change

137.

When lithium metal is dropped into a container of water, the lithium sparks and fizzes and the water begins to bubble violently. The conclusion that can be drawn from that is:

a)

A new substance is created because this is a chemical change.

b)

No new substances are created because there is a chemical change.

c)

No new substances are created because this is a physical change.

d)

A new substance is created because this is a physical change.

138.

When two liquids are mixed and a solid is formed, the new solid is called a ________________.

a)

Levitate

b)

Precipitate

c)

Palpitate

d)

Bad date

139.

This is a __________ change.

a)

Physical

b)

Metaphysical

c)

Chemical

d)

Logical

140.

This is a _________ change.

a)

Magical

b)

Chemical

c)

Physical

d)

Seussical

141.

Which are clues that a chemical change has taken place?

a)

Change in temperature

b)

The color changes

c)

The odor or smell changes

d)

Formation of a precipatate

e)

You see bubbles form

142.
Pancakes cooking on a griddle
a)
Chemical Change
b)
Physical Change
143.
Milk Sours
a)
Chemical Change
b)
Physical Change
144.

A teacher shows the class two liquids that are both odorless and clear. When they mix together, solid gold chunks are formed. What change occurred and how do you know?

a)

A chemical change because a precipitate was formed

b)

A physical change because there was a color change

c)

A chemical change because an odor was produced

d)

A physical change because the volume increased when the two liquids were mixed together.

145.

In class, a teacher places a balloon filled with baking soda over a flask filled with vinegar. When the powder falls into the flask and combines with the vinegar, the balloon inflates (fills up with air). What evidence is there that a chemical change occurs?

a)

The powder and liquid combine

b)

A gas is produced that fills up the balloon.

c)

There is no evidence that a chemical reaction to place

d)

The powder stayed solid so it is considered a precipitate

146.

Check all of the words that may indicate a Physical Change:

a)

Melting

b)

Freezing

c)

Burning

d)

Mixing

e)

Precipitate formed

147.
Iron rusts.
a)
Chemical change
b)
Physical Change
148.
Ice Melting
a)
Chemical Change
b)
Physical Change
149.

a solid that forms when 2 liquids combine

a)

precipitate

b)

reactants

c)

products

150.
a pure substance made of the same type of atom throughout
a)
Atom
b)
Element
c)
Substance
d)
Compound
151.
anything that has mass and takes up space 
a)
matter
b)
element
c)
volume
d)
mass
152.
physical and chemical characteristics of matter used to describe  or identify a substance.
a)
substance
b)
properties
153.
A substance made of two or more elements that are chemically combined in fixed amounts.
a)
substance
b)
compound
154.
A change to a substance that occurs WITHOUT forming a new substance, such as a change in a state of matter. 
a)
chemical change
b)
physical change
155.
Distinct forms of matter (or phases) such as solid, liquid, or gas- these are the ____________ _____ ___________________.
a)
states of change
b)
states of matter
c)
states of America
d)
states of science
156.
This is a PHYSICAL CHANGE- true or false?
a)
True
b)
False
157.
This is a CHEMICAL CHANGE- true or false?
a)
True
b)
False
158.
This is a CHEMICAL CHANGE- true or false?
a)
True 
b)
False
159.
Baking cake batter into a cake is a...
a)
Chemical Change
b)
Physical Change
160.
Freezing water into ice cubes is a...
a)
Chemical Change
b)
Physical Change

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