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Chemical vs Physical

Total questions: 71

Worksheet time: 1hrs 18mins

Name
Class
Date
1.

Properties you can observe without changing the identity of the substance are called _____________ properties.

a)

chemical

b)

physical

c)

transient

d)

malleable

2.

Flammability is an example of a ___________ property

a)

physical

b)

chemical

c)

reversible

d)

transitive

3.
Is wood burning a physical or chemical change?
a)
Physical 
b)
Chemical
4.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
5.
Is mold growing on cheese a physical or chemical change?
a)
Physical 
b)
Chemical
6.
Is making orange juice a physical or chemical change?
a)
Physical 
b)
Chemical
7.
Is sharpening a pencil a physical or chemical change?
a)
Physical 
b)
Chemical
8.
Is copper tarnishing a physical or chemical change?
a)
Physical 
b)
Chemical
9.
Is water melting a physical or chemical change?
a)
Physical
b)
Chemical
10.
Is digesting your food a physical or chemical change?
a)
Physical
b)
Chemical
11.
Is melting iron a physical or chemical change?
a)
Physical
b)
Chemical
12.
Is a car using fuel a physical or chemical change?
a)
Physical
b)
Chemical
13.
Is steam a physical or chemical change?
a)
Physical
b)
Chemical
14.
Are hard boiled eggs a physical or chemical change?
a)
Physical
b)
Chemical
15.
Is melting butter a physical or chemical change?
a)
Physical
b)
Chemical
16.
When baking soda and vinegar mix it creates a bubbly mess. Is this a chemical or physical change?
a)
Physical
b)
Chemical
17.
If liquid nitrogen is brought to a boil, is this a physical or chemical change?
a)
Physical
b)
Chemical
18.
If a new substance is formed would this be a physical or chemical change?
a)
Physical
b)
Chemical
19.
Is salt dissolving in water a physical or chemical change?
a)
Physical
b)
Chemical
20.
Is melting iron a physical or chemical change?
a)
Physical
b)
Chemical
21.
What kind of properties can only be observed when a substance changes into a different substance?
a)
physical properties
b)
chemical properties
22.
Example of a physical property
a)
magnetism
b)
reactivity with oxygen
c)
flammability
d)
non-reactive
23.
Example for physical property
a)
odor
b)
burns in air
c)
reacts with water to create hydrogen gas
d)
rust
24.
Example for physical property
a)
melting point
b)
flammability
c)
reactivity 
d)
combustion
25.
Example for chemical property
a)
malleability
b)
texture
c)
combustion
d)
sour taste
26.
Example of a physical property
a)
reactivity
b)
 color
c)
combustion
d)
ability to burn
27.
Example of physical property
a)
freezing point
b)
ability to blow up
c)
toxicity
d)
radioactivity
28.
sodium and potassium react violently with water
a)
physical change
b)
chemical change
29.
pancakes cook on a griddle
a)
physical change
b)
chemical change
30.
grass grows on a lawn
a)
physical change
b)
chemical change
31.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

32.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

33.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

34.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

35.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

36.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

37.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

38.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

39.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

40.

What kind of matter is this?

a)

Element

b)

Compound

c)

Mixture

41.

What kind of matter is soil?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

42.

What kind of matter is salt (NaCl)?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

43.

What kind of matter is Calcium (Ca)?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

44.

What kind of matter is milk?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

45.

What kind of matter is Kool-Aid?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

46.

What kind of matter is orange juice with pulp?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

47.

What kind of matter is Iron (Fe)?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

48.

What kind of matter is water (H2O)?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

49.
Physical or chemical change?
cutting a piece of paper in half
a)
Physical
b)
Chemical
50.
Physical or chemical change?
sugar is dissolved into hot tea
a)
Physical
b)
Chemical
51.
Over time, pure silver that is exposed to air turns a strange greyish brown color. This is an example of a ________________ change. 
a)
Physical
b)
Chemical
52.
A change in which the form or shape of a substance changes but the chemical makeup of the substance remains the same.
a)
chemical change
b)
reaction
c)
physical change
d)
solution
53.
Example for Physical Property
a)
Taste
b)
explodes
54.
Example for Physical property
a)
Odor
b)
burns in air
55.
Blue Color
a)
Physical Property
b)
Chemical Property
56.
Density
a)
Physical Property
b)
Chemical Property
57.
Flammability (burns)
a)
Physical Property
b)
Chemical Property
58.
Reacts with acid
a)
Physical Property
b)
Chemical Property
59.
Melting point
a)
Physical Property
b)
Chemical Property
60.
Hardness
a)
Physical Property
b)
Chemical Property
61.

What is a homogeneous mixture?

a)

a mixture that is the same throughout.

b)

a mixture that is made up of one type of atom.

c)

a mixture that is made up of one type of compound

d)

a mixture that cannot be separated through physical changes

62.
A mixture that is NOT evenly distributed is called ....
a)
Compounded
b)
Homogenous
c)
Heterogenous
d)
Salty
63.
What type of mixture is this?
a)
homogenous mixture
b)
chemical
c)
heterogeneous mixture 
d)
solid mix
64.
Italian Salad Dressing is a . . .
a)
heterogeneous mixture
b)
homogeneous mixture
c)
Pure Substance
d)
Compound
65.

Solvent: A substance that (a)   another substance

66.

(a)   : A substance that dissolves

67.

Which of the following appear to be clear (are not cloudy)?

a)

Solution

b)

Suspension

c)

Colloid

68.
Milk is a 
a)
solution
b)
suspension
c)
colloid
69.
Sand floating in water, but most of the sand is settled at the bottom this an example of which type of mixture?
a)
A solution
b)
A colloid
c)
A suspension
d)
A compound
70.

A true solution

a)

will show Tyndall effect and will settle

b)

will not show Tyndall effect and will settle

c)

will not show Tyndall effect and will not settle

d)

will show Tyndall effect and will not settle

71.

Tyndall effect

a)

is how a solution is made by dissolving one substance into another

b)

happens when sand is added to water

c)

is the scattering of light

d)

is what it is called when something doesn't dissolve

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