Matter, Atoms, and Elements

Which two particles are part of an atom's nucleus?

• Electron

• Neutron

• Proton

• Nucleon

• Orbital

What is the volume of this item?

• 10 mL

• 20 mL

• 30 mL

• 50 mL

A solid turning into a liquid is:

• Vaporation

• Freezing

• Melting

• Deposition

• Sublimation

Tags

NGSS.MS-PS1-4

What is the atomic mass of an element?

• The number of protons in the nucleus

• The number of electrons around the nucleus

• The total number of protons and neutrons in the nucleus

• The total number of protons and electrons in an atom

Elements are the substances that are made up of only ____ type of atom.

• 0

• 1

• 2

• 3

Tags

NGSS.MS-PS1-1

What is the atomic number of an element?

• The number of protons in the nucleus

• The number of electrons around the nucleus

• The total number of protons and neutrons in the nucleus

• The total number of protons and electrons in an atom

Which element is classified as a noble gas?

• Hydrogen

• Oxygen

• Neon

• Carbon

Which element has the atomic number 1?

• Helium

• Hydrogen

• Oxygen

• Carbon

Which of the following is NOT a chemical element?

• Water

• Gold

• Oxygen

• Nitrogen

Which of the following elements is a metal?

• Helium

• Chlorine

• Sodium

• Carbon