
untitled
Quiz
•
Science
•
7th Grade
•
Practice Problem
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Medium
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EVERLEIGH HENKE
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the rate of dissolving increase as the temperature increases?
The solute molecules move faster at higher temperatures
The solute particles become smaller at higher temperatures
The solvent molecules become slower at higher temperatures
What is the effect of agitation on the rate of dissolving?
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of agitation on the rate of dissolving?
It decreases the rate of dissolving
It has no effect on the rate of dissolving
It increases the rate of dissolving
It changes the color of the solute
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does a solute with a larger surface area dissolve faster?
It has more solute surface area in contact with the solvent
It has fewer solute particles in contact with the solvent
It has a higher temperature compared to other solutes
It has a different color compared to other solutes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference in dissolving time between a sugar cube and a teaspoon of granular sugar?
The sugar cube dissolves faster
The teaspoon of granular sugar dissolves faster
Both dissolve at the same rate
The dissolving time depends on the temperature of the solvent
Tags
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can increase the rate of dissolving even further?
Using a solute with a larger particle size
Using a solute with a smaller particle size
Decreasing the temperature of the solvent
Decreasing the agitation of the mixture
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The finer the particles or the more surface area that is exposed, the slower the rate of dissolving.
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
You want to make chocolate milk using Hershey's syrup. How could you speed up the rate of the syrup dissolving in your milk?
Put the syrup in the fridge to cool before putting it in the milk
Put the syrup in the milk and let it sit
Increase the amount of syrup you put into the milk
Warm up the syrup before putting it into the milk
Tags
NGSS.MS-PS1-4
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