Unit 2 review

What are the three states of matter?

• plasma

• condensed

• vapor

• solid, liquid, and gas

What is the basic unit of matter?

• element

• atom

• molecule

• cell

What are the physical properties of matter?

• Physical properties of matter are only related to its color.

• Physical properties of matter cannot be observed or measured.

• Physical properties of matter are only related to its composition.

• Physical properties of matter are characteristics that can be observed or measured without changing the substance's composition.

What is the smallest particle of a chemical element that retains its chemical properties?

• electron

• neutron

• proton

• atom

Which of the following is not a subatomic particle?

• proton

• neutron

• electron

• molecule

What is the state of matter of a rock?

• liquid

• gas

• solid

• plasma

Which of the following is not a state of matter?

• Solid

• Liquid

• Gas

• Energy

What is the center of an atom called?

• nucleus

• electron

• proton

• neutron

Which subatomic particle carries a negative charge?

• proton

• neutron

• electron

• atom

What is the state of matter of water vapor?

• solid

• liquid

• gas

• plasma