Topic 1: Matter & Solutions
Authored by Lauren McLeroy
Science
7th Grade
NGSS covered
Used 31+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Click the picture to look at the question.
In the experiment, the ______________ tablet dissolved the fastest because it had the ________________.
crushed & highest surface area
crushed & highest temperature
whole & highest surface area
quartered & lowest concentration.
Tags
NGSS.MS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Click on the picture to make it bigger.
Complete the sentence:
____________ solution(s) have the same concentrations because the amounts of water and solutes were the same.
The whole tablet
The crushed tablet
All three
Tags
NGSS.MS-PS1-2
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
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Which two experiments would examine ways to change the rate of dissolution? (choose all that are correct)
Use crushed, quartered and whole tablets with varying sizes.
Use a crushed, quartered, and whole tablet, and measure the amount of water evaporated following heating.
Use full tablets in each trial but use a different temperature of water for each container.
Use full tablets in each trial, but increase the amount of water used to dilute the Vitamin C tablet.
Use full tablets in each trial and stir each tablet a different number of times when dissolving.
Tags
NGSS.MS-PS1-2
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
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Fill in the blank: Images A & B are both (a) because they both contain two atoms bonded together.
Tags
NGSS.MS-PS1-1
5.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Image A is an (a) because it only has one type of atom.
Tags
NGSS.MS-PS1-1
6.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Image B is an (a) because it only has more than one type of atom.
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which beaker has higher concentration?
Left
Right
Tags
NGSS.MS-PS1-2
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