Evidences of Chemical and Physical Changes

Quiz
•
Science
•
7th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a sign that a chemical reaction has occurred?
change in shape
melting
formation of a gas
dissolving
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is melting butter for popcorn a chemical or physical change?
chemical
physical
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT an example of a physical change?
crumpled paper
pencil sharpening
shrunken clothing
rust
Tags
NGSS.MS-PS1-2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Freezing Juice?
Physical Change
Chemical Change
Tags
NGSS.MS-PS1-4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the evidence of the chemical change seen here?
Color change
Light produced
state change
mixture
Tags
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Which of the following indicates a chemical change had occurred in reaction 2 ?
Change in temperature
Production of fire
Change in color
Tags
NGSS.MS-PS1-2
7.
DROPDOWN QUESTION
1 min • 1 pt
Which of the following are evidence of a chemical change? (a) (b) (c) (d) (e)
Release of light
Temperature change
Odor change
sudden color change
gas given off
ductility
malleability
conductivity
tensile strength
density
Tags
NGSS.MS-PS1-2
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