2.2

Quiz
•
Science
•
7th Grade
•
Hard
+17
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Figure 1 diagram shows an ice cube in a cup. Figure 2 shows the ice cube melted to water in the cup. Which property of the ice cube remains the same both before and after it melted?
color
shape
mass
temperature
Tags
NGSS.5-PS1-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mike dissolves some sugar in water and pours 10 ounces of the mixture into a jar with a lid to create rock candy. Which is most likely the weight of the mixture after it crystallizes into rock candy?
0 ounces
5 ounces
10 ounces
12 ounces
Tags
NGSS.MS-PS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mrs. Jones wants to prove to her students that when an object is burned, its total mass is the same before and after the reaction. What should Mrs. Jones do to make sure this is shown by the experiment?
burn the object in a closed container
burn the object outside on a nice day
add water to the object after it is burned
split the object into two equal pieces before burning
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mrs. Champion’s class performed an experiment in which they combined 10 ounces of lemon juice with 15 ounces of vinegar to create a new cleaning solution. The experiment was conducted in a sealed spray bottle weighing 5 ounces. The students weighed the bottle with the solution immediately following the experiment. What did the students most likely discover about the weight of the solution and the bottle?
It weighed 25 ounces because the solutions mixed and dissolved the bottle.
It weighed 10 ounces because some of the solution dissolved when it was combined.
It weighed 60 ounces because the solutions doubled in quantity when mixed together.
It weighed 30 ounces because the solutions mixed and everything was contained inside the closed bottles.
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
5.
LABELLING QUESTION
1 min • 6 pts
List the steps of the scientific method
Communicate results
Form a hypothesis
Ask a question
Draw conclusions
Conduct experiment
Analyze results
Tags
NGSS.MS-LS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A teacher adds 2 g of chalk to 25 g of vinegar in a tightly sealed jar. The chalk and vinegar react, and gas bubbles form. What is the total mass of the jar’s contents after the reaction takes place?
50 g
27 g
23 g
25 g
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A group of students weighed a sealed jar full of heavy cream. Then they shook the jar until the cream separated, and then they weighed the jar again. Which of the following would BEST describe its weight?
a. The jar will have gained weight because some liquid changed to a solid.
B. The jar will have gained weight because shaking added energy to it.
C. The jar will have lost weight because of friction from shaking the liquid.
D. The jar will have kept the same weight because it did not gain or lose any matter.
Tags
NGSS.MS-PS1-5
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