2025- Benchmark 1 Review (unit 1-3)

What is the smallest unit of matter?

• Compound

• Element

• Molecule

• Atom

Which of the following is a chemical property?

• Boiling point

• Flammability

• Color

• Density

What are the three main parts of an atom?

• Neutron, Compound, Proton

• Proton, Molecule, Neutron

• Electron, Molecule, Compound

• Proton, Neutron, Electron

What is formed when two or more atoms join together?

• Compound

• Element

• Molecule

• Mixture

Tags

NGSS.MS-PS1-1

Which of the following is a pure substance?

• Solution

• Suspension

• Element

• Mixture

What type of change occurs when ice melts and turns into water?

• Chemical change

• Physical change

• Nuclear change

• No change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What does the law of conservation of mass state?

• Mass can be created

• Mass can be destroyed

• Mass is neither created nor destroyed

• Mass is infinite

Tags

NGSS.MS-PS1-5

Which state of matter has a definite shape and volume?

• Plasma

• Gas

• Liquid

• Solid

What is the process called in which a solid turns directly into a gas?

• Evaporation

• Deposition

• Condensation

• Sublimation

What type of reaction absorbs thermal energy?

• Neutralization

• Combustion

• Endothermic

• Exothermic

Tags

NGSS.MS-PS1-4