Pure Substances and Mixtures
Authored by TAMARA WENDT
Science
8th Grade
NGSS covered
Used 59+ times
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26 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The picture above shows several different compound models. What is true of compounds?
Compounds are made of only one chemical element.
Compounds are made of two or more different chemical elements.
Compounds always contain at least hydrogen.
Compounds must have at least three atoms that are chemically bonded.
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Grape juice is an example of a solution in nature. What is the solvent in grape juice?
Grapes
Water
Sugar
Salt
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jasmine is making some macaroni and cheese for dinner. To begin, she places water in a pot on the stove. She adds salt to the water and heats the solution. What is the solute and solvent in this solution?
Salt is the solvent and the water is the solute.
Salt is the solute and the water is the solvent.
Salt is the solute and heat is the solvent.
Salt is the solvent and heat is the solute.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jasmine is making some macaroni and cheese for dinner. To begin, she places water in a pot on the stove. She adds salt to the water and heats the solution. She then adds the noodles and cooks them until they are done. She adds cheese, butter, and milk. She stirs it completely. The substance in the pot is a(n)
element
compound
homogenous mixture
heterogenous mixture
Tags
NGSS.MS-PS1-2
NGSS.MS-LS1-7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trish brought trail mix to a party and Tim brought Soda. Which of the following statements is true about each item.
They both brought mixtures but only Tim brought a solution.
They both brought solutions but only Trish brought a mixture.
They both brought mixtures but only Trish brought a solution.
They both brought solutions but only Tim brought a mixture.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
N (Nitrogen) is an example of a(n)
compound
element
mixture
photon
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
OH is an example of a(n)
compound
element
mixture
photon
Tags
NGSS.MS-PS1-1
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