Chemical Reactions
Authored by Katie Foster
Science
7th Grade
NGSS covered
Used 1K+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is a chemical reaction?
a change in matter when the molecules rearrange to make new molecules
a change in matter when matter changes its form or appearance
a change in matter when the physical appearance changes
a very boring change in matter
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This image shows a
chemical reaction
physical change
musical change
all of these answers are correct
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This change is a
chemical reaction
physical change
musical change
all answers are correct
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The reactants in the image above are:
CH4 and 2 O2
2 H2O and CO2
All of these are reactants
All of these are products
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The products in the image above are:
CH4 and 2 O2
2 H2O and CO2
All of these are reactants
All of these are products
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When energy like heat and light are given off in a chemical reaction it is called
exothermic
endothermic
eccentric
ectomorphic
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
NGSS.MS-PS1-6
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When energy is absorbed and taken in during a chemical reaction it is called
exothermic
endothermic
eccentric
ectomorphic
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
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