Chemical Reactions Review

Quiz
•
Science
•
7th Grade
•
Medium
+1
Standards-aligned
Katherine Hemlepp
Used 108+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a _______ change, a substance changes into a different substance
physical
chemical
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT a sign a chemical change has occurred?
color change
temperature change
bubble formation
cutting material
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical reaction, bonds are broken and new bonds are formed that create new substances. The bonds that are broken are called what?
reactants
products
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Law of Conservation of Mass states
that matter exists in all states and reacts the same
that matter can only be changed into new substances by introducing a catalyst
that matter exists in the same state throughout any chemical change
that matter cannot be created or destroyed
Tags
NGSS.MS-PS1-5
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
SELECT 2: Which of the following 2 are chemical reactions?
sugar dissolving in water
water turning into steam
burning wood
mixing baking soda and vinegar
tearing paper
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
SELECT ALL THAT APPLY: Why is it important that chemical equations are always balanced?
Matter cannot be created
Matter cannot be destroyed
Matter can only be rearranged
Matter doe
Tags
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical equation, the products are found on the ______ side of the arrow
right
left
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