Assessment: Combining Substances

7. True or false: All mixtures are solutions.

• True
• False

8. Sayla conducted a lab where she stirred various substances into water to see if they dissolved. Based on Sayla’s data, which of the following combinations are solutions? Select all that apply. (Hint: There are 2)

• Sand and water
• Salt and water
• Sugar and water
• None of the above

Tags

NGSS.MS-PS1-2

9. Sayla conducted a lab where she stirred various substances into water to see if they dissolved. Sayla wants to replace the labels “column 1” and “column 2.” Which of the following would best replace the labels?

• Column 1: solvent – Column 2: solute
• Column 1: solute – Column 2: solvent
• Column 1: mixture – Column 2: solution
• Column 1: solution – Column 2: mixture

10. Miles’ science teacher provided the class with 6 mystery substances. Miles and his classmates conducted a lab where they mixed the substances and recorded the results. Which substances seemed to cause chemical reactions when combined? Select all that apply. (Hint: There are 2)

• Substances 1 & 2
• Substances 3 & 4
• Substances 5 & 6
• None of the above
• All of the above

Tags

NGSS.MS-PS1-2

A type of mixture where one substance dissolves in another substance

• Chemical reaction

• Mixture

• Solution

• Solvent

• Solute

The substance that can dissolve other things

• Chemical reaction

• Mixture

• Solution

• Solvent

• Solute

When substances undergo a chemical change and a new substance is formed

• Chemical reaction

• Mixture

• Solution

• Solvent

• Solute

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The thing that gets dissolved in a solvent

• Chemical reaction

• Mixture

• Solution

• Solvent

• Solute

A combination of two or more substances that does not change into a new substance

• Chemical reaction

• Mixture

• Solution

• Solvent

• Solute

Properties of ______ are characteristics that describe how a substance looks, feels, acts, and interacts with other substances

Tags

NGSS.MS-PS1-2