Pre-Break Review

Which of the following processes is a chemical change?

• Boiling water

• Freezing water

• Digesting food

• Breaking glass

Tags

NGSS.MS-PS1-2

A solution that contains more hydrogen ions (H+) than hydroxide ions (OH-) is considered to be __________

• Basic

• 1. Acidic

• Neutral

• Pure Substance

A paper clip is shown floating on top of water. Which property of water is responsible for this phenomenon?

• Gravity

• Adhesion

• Surface Tension

• Friction

What is Spongebob's pet snail's name?

What is the pH level of a neutral solution?

• 0

• 7

• 14

• 1

What is the term for the attraction between molecules of different substances?

• Cohesion

• Adhesion

• Surface Tension

• Capillarity

A mixture in which the composition is NOT uniform throughout is called a _____ mixture.

• Heterogeneous

• Homogeneous

What is Steven's best friend's name in Steven Universe?

• Cony

• Sadie

• Connie

• Bonnie

Which of these pH values represent an acid?

• 4

• 8

• 10

• 12

What is the term for the attraction between molecules of the same substance?

• Cohesion

• Adhesion

• Surface Tension

• Capillarity