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6.1.1 Chemical vs physical reactions

Total questions: 15

Worksheet time: 39mins

Name
Class
Date
1.
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
2.
Is wood burning a physical or chemical change?
a)
Physical 
b)
Chemical
3.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
4.
Is mold growing on cheese a physical or chemical change?
a)
Physical 
b)
Chemical
5.
Is making orange juice a physical or chemical change?
a)
Physical 
b)
Chemical
6.
Is sharpening a pencil a physical or chemical change?
a)
Physical 
b)
Chemical
7.
Is the formation of the grand canyon a physical or chemical change?
a)
Physical 
b)
Chemical
8.

Process by which substances are changed into different substances with different properties

a)

Chemical Change

b)

Physical Change

c)

Psychic Change

d)

Chimichanga Change

9.

Can be observed and measured without changing the identity of the substance

a)

Physical Property

b)

Chemical Property

c)

Pascal Property

d)

Oceanfront Property

10.

Temperature at which a substance changes from a solid to a liquid

a)

Melting Point

b)

Boiling Point

c)

What's the Point

d)

You shouldn't Point

11.

Temperature at which a substance changes from a liquid to a gas

a)

Boiling Point

b)

Freezing Point

c)

Game Point

d)

Melting Point

12.

A substance consisting of atoms of two or more different elements joined by chemical bonds into a molecule. The elements cannot be separated by physical means.

a)

Compound

b)

Mixture

c)

Comcast

d)

Comkilo

13.

A characteristic of a pure substance that can be observed without changing it into another substance

a)

Physical Property

b)

Chemical Property

c)

School Property

d)

Personal Property

14.
A copper penny turning greenish after a few years is an example of ...
a)
Chemical Change
b)
Physical Change
15.
Which of the following is NOT an example of chemical change?
a)
sour milk
b)
burning wood
c)
breaking a pencil
d)
rust