6.P.2 Unit Review

Which basic units of matter have the same properties as an element?

• protons

• electrons

• neutrons

• atoms

An atom can BEST be described as...

• the smallest particle that has all the characteristics of a compound.

• the smallest particle that has all the characteristics of an element.

• a charged particle that is similar to a molecule.

• a charged particle that is larger than a molecule.

How would a scientist be able to tell that 2 atoms are from the same element?

• the number of valence electrons would be the same

• the number of protons would be the same

• the charge of the atoms would be the same

• the size of the atoms would be the same

Which of the following are physical properties?

• appearance

• texture

• rust

• combustibility

Which of the following are matter?

• dogs

• rainbows

• reflections

• mirrors

Which of the following is true of all atoms of an element?

• they can be seen with a magnifying glass

• they are all joined with another atom

• they all have mass and volume

• they are all weightless

H2O is considered a...

• compound

• mixture

• element

What are physical properties?

• Observable characteristics that can be used to identify a substance.

• Characteristics that can be observed only with a microscope that identify a substance.

• Characteristics that can be observed after lighting a substance on fire using a bunsen burner.

What are the 3 most common states of matter?

• Georgia, North Carolina, Tennessee

• Rhode Island, liquid, Washington

• Liquid, gas, solid

• Plasma, fortnite, gas

When are atoms moving?

• When you look for them and they get scared and move away.

• When they're heated.

• When they're cooled.

• Always