Unit 1 Chemical Reactions
Authored by Kendall Ross
Chemistry
7th - 8th Grade
Used 22+ times
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ice melting
Chemical Change
Physical Change
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wood burned in a fireplace
Chemical Change
Physical Change
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cake batter baked in an oven
Chemical Change
Physical Change
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Baking soda and vinegar combine to make carbon dioxide
Chemical Change
Physical Change
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Is melting butter for popcorn a chemical or physical change?
chemical
physical
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An electron has a _____ charge.
negative
positive
neutral
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Choose the particle that has no charge.
nucleus
neutron
proton
electron
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