Chemistry Midterm Review
Authored by Zlata Danese
Science
9th Grade
NGSS covered
Used 2+ times
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39 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Chemistry is the study of matter. What is matter?
Anything that has mass and takes up space
A form of energy
A type of chemical reaction
A state of equilibrium
Tags
NGSS.MS-PS1-5
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the difference between precise and accurate?
Precision refers to how close measurements are to each other, while accuracy refers to how close measurements are to the true value.
Precision and accuracy both refer to how close measurements are to the true value.
Precision refers to how close measurements are to the true value, while accuracy refers to how close measurements are to each other.
Precision and accuracy both refer to how close measurements are to each other.
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the difference between a qualitative and quantitative observation?
Qualitative observations are descriptive and involve characteristics that cannot be counted, while quantitative observations are numerical and can be measured.
Qualitative observations are numerical and can be measured, while quantitative observations are descriptive and involve characteristics that cannot be counted.
Both qualitative and quantitative observations are numerical and can be measured.
Both qualitative and quantitative observations are descriptive and involve characteristics that cannot be counted.
4.
OPEN ENDED QUESTION
3 mins • 1 pt
How are physical changes different from chemical changes? Give an example of each.
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Tags
NGSS.MS-PS1-4
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
What is the formula for density?
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In an experiment, what is the independent variable?
The variable that is changed or controlled
The variable that is measured
The variable that remains constant
The variable that is dependent on other variables
Tags
NGSS.MS-PS3-4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
In an experiment, what is the dependent variable?
The variable that is changed or controlled
The variable that is measured
The variable that remains constant
The variable that is not used
Tags
NGSS.MS-PS3-4
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