Understanding Chemical and Physical Changes
Passage
•
Science
•
7th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
Adelaide Sausner
Used 71+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
What is a chemical change?
A change where no new substance is made
A change where a new substance is made
A change that can be easily reversed
A change that involves only physical properties.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
What question can scientists ask to determine if a chemical change has occurred?
Was the substance formed present before?
Did the temperature change?
Is the change reversible?
Did the color change?
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
Which of the following is an example of a chemical change?
Water turning to ice
Burning a candle
Melting chocolate
Breaking a glass
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
Which of the following is NOT a characteristic of a chemical change?
A) New substance is formed
B) Change in color
C) Easily reversible
D) Production of gas
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
Fill in the blank: If you notice bubbles being formed, there is a good chance a ______ change has taken place.
A) physical
B) chemical
C) reversible
D) temporary
Tags
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
Which of the following is a sign of a chemical change?
Change in shape
Change in temperature
Change in size
Change in state
Tags
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
15 mins • 2 pts
Fill in the blank: Since chemical changes make new substances, most of them cannot easily be ______.
observed
reversed
started
measured
Tags
NGSS.MS-PS1-2
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