Physical Changes~Chemical Reactions
Science
7th Grade
NGSS covered
Used 36+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a physical change takes place, the ______________________________ remains the same after the physical change.
shape of the substance
appearance of the substance
identity of the substance
Tags
NGSS.MS-PS1-4
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What is the only change to a substance that undergoes a physical change?
chemical identity
appearance
molecular arrangement
temperature
Tags
NGSS.MS-PS1-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When substances are mixed together, sometimes a chemical change (reaction) takes place. How would we know if a chemical change took place?
a new substance with new properties is formed
the chemical identity remains the same, but color changes
if a gas was created
Tags
NGSS.MS-PS1-2
4.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
A chemical reaction is the process in which (a) are rearranged to produce different substances.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What name is given to the original substance involved in a chemical reaction?
product(s)
reactants
reactionaries
revolutionaries
particles
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
During a chemical reaction, the new substance(s) that form from the reactants are known as _____________?
reactants
chemical identities
subunits
product(s)
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following are considered a physical change?
chopping wood
mixing/combining different colored Playdoh balls
getting grass stains on your pants
making toast
photosynthesis
Tags
NGSS.5-PS1-3
NGSS.5-PS1-4
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