Physical Science - What did you learn?

The smallest particles of matter are called

• neutrons

• atoms

• electrons

• protons

What does the atomic number represent?

• how many atoms are in a group.

• how much an atom weighs.

• the number of protons in the nucleus of the atom.

particles are packed tightest in a

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

particles move fastest in a

• solid

• liquid

• gas

• slime

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which particles are contained in the nucleus of an atom?

• neutrons and electrons

• protons and neutons

• protons, neutron, and electrons

Tags

NGSS.MS-PS1-1

What is the area surrounding the nucleus that contains negatively charged particles called?

• electron cloud

• center

• outer region

Vertical columns on the periodic table are called ___?

• groups

• periods

• rows

• families

Which color on the image of the periodic table corresponds with the metalloids.

• bright yellow

• gold

• teal

• light blue

Tags

NGSS.HS-PS1-1

Horizontal rows on the periodic table are called ___?

• groups

• periods

• rows

• families

The periodic table is mostly comprised of what type of element?

• Metals

• Nonmetals

• Metalloids

Tags

NGSS.HS-PS1-1