Do Reactions Occur

Quiz
•
Chemistry
•
8th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following examples shows that a chemical reaction has occurred?
A rock breaks into smaller pieces when it is struck with a hammer.
Rust forms on a hammer that has been left outside to long.
A cup of water turns pink when a few drops of red food coloring are added.
A solid is formed when heat is removed from a sample of water.
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
___________________ are the elements or compounds that are formed in a chemical reaction.
Polymers
Bonds
Reactants
Products
Tags
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 12 pts
Tags
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Evidence of a chemical reaction is anything that shows -
a new substance has formed
a solid dissolved in a liquid
interaction between 2 gases
a change in the state of matter
Tags
NGSS.MS-PS1-2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of the following is NOT evidence that that a chemical reaction has occurred?
produces light/heat
production of a gas
formation of a solid
melting
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
NGSS.MS-PS1-2
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