8th Grade Unit 2

What term describes a substance made up of two or more elements chemically bonded together?

• Element

• Atom

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

Which term refers to a pure substance consisting of only one type of atom?

• Compound

• Element

• Mixture

• Molecule

What term describes a mixture in which different components can be seen and easily separated?

• Homogeneous Mixture

• Heterogeneous Mixture

• Compound

• Solution

Which term refers to a mixture that has a uniform composition throughout?

• Heterogeneous Mixture

• Homogeneous Mixture

• Element

• Solution

What term encompasses everything that occupies space and has mass?

• Matter

• Atom

• Compound

• Mixture

What term describes the attraction between molecules of different substances?

• Cohesion

• Adhesion

• Surface Tension

• pH

Which term refers to the attraction between molecules of the same substance?

• Adhesion

• Cohesion

• Surface Tension

• Chemical Equation

What term describes the force that causes the surface of a liquid to behave like a stretched elastic sheet?

• pH Scale

• Surface Tension

• Neutral Solution

• Base

What term refers to a substance that donates protons (H⁺ ions) in a solution?

• Base

• Acid

• Neutral Solution

• pH

Which term refers to a substance that accepts protons (H⁺ ions) or donates hydroxide ions (OH⁻) in a solution?

• Acid

• Base

• Neutral Solution

• pH Scale