Matter, atomic structure, density and periodic table

Which particle contributes the negative charge to the atom?

• proton
• electron
• neutron
• nucleus

Which particle does not contribute mass to the atom?

• Proton
• Neutron
• Electron
• Nucleus

Tags

NGSS.HS-PS1-7

What element is this atom of?

• nitrogen

• lithium

• beryllium

• carbon

Tags

NGSS.MS-PS1-1

The three main subatomic particles are electrons, protons and ____________.

• photons
• neurons
• neutrons
• quarks

Tags

NGSS.HS-PS1-8

Most of the mass in an atom is made up of _____________________?

• protons and electrons
• protons and neutrons
• neutrons and electrons
• electrons and quarks

Tags

NGSS.MS-PS1-1

What is the electrical charge of a proton?

• 1+
• 1-
• neutral
• 2-

The total number of Protons and Neutrons.

• Mass Number
• Atomic Number
• Matter
• Ion

Tags

NGSS.MS-PS1-1

Number of protons in an atom.

• Atomic Number
• Mass Number
• Isotope
• Valence electrons

Tags

NGSS.MS-PS1-1

Electrons in the outermost orbital.

• Shell electrons

• Violent electrons

• Valence electrons

• Isotopes

Tags

NGSS.MS-PS1-1

The smallest possible unit matter can be divided into while still maintaining its properties.

• Proton
• Atom
• Element