Chemical Reactions
Passage
•
Science
•
7th Grade
•
Practice Problem
•
Medium
+1
Standards-aligned
JENNIFER MEDLOCK
Used 17+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following provides the best evidence that a chemical change is taking place?
Liquid changes color when mixed with another liquid.
A solid scratches the surface of another solid.
Steam rises from the surface of a liquid.
A metal object becomes shorter when it is cooled.
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which of the following situations is a sugar cube undergoing a chemical change?
when it is crushed
when is is mixed with salt
when it is burned
when it is dissolved in water
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
3.
OPEN ENDED QUESTION
3 mins • 1 pt
What are the five signs t hat a chemical change is occurring?
Evaluate responses using AI:
OFF
Tags
NGSS.MS-PS1-2
4.
OPEN ENDED QUESTION
3 mins • 1 pt
What is a chemical reaction?
Evaluate responses using AI:
OFF
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
OPEN ENDED QUESTION
3 mins • 1 pt
What are reactants?
Evaluate responses using AI:
OFF
Tags
NGSS.MS-PS1-1
NGSS.MS-PS1-5
6.
OPEN ENDED QUESTION
3 mins • 1 pt
What are products?
Evaluate responses using AI:
OFF
Tags
NGSS.MS-LS1-7
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
DROPDOWN QUESTION
1 min • 1 pt
Reactants are listed (a) of a chemical formula.
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