The charge of a proton in an atom.

• positive
• negative
• neutral
• -1

The charge of a neutron in an atom.

• positive
• negative
• neutral
• +1

The location of the protons and neutrons in an atom.

• cloud
• rings
• nucleus

Tags

NGSS.MS-PS1-1

The negatively charged particles found in the cloud.

• protons
• neutrons
• electrons
• quarks

Tags

NGSS.MS-PS2-3

Using the mass from the periodic table, how would you calculate the number of neutrons?

• protons x 2
• protons divided by 2
• mass + protons
• mass - protons

Tags

NGSS.MS-PS1-1

How many protons in Sulfur - 35?

• 35
• 16
• 51
• 19

What is the mass of Carbon - 14?

• 14
• 6
• 7
• 8

Tags

NGSS.HS-PS1-8

Isotopes of an element have the same mass number but different atomic numbers because they contain a different number of protons?

• True
• False

Thomson nicknamed his model the:

• Planetary Orbit Model
• Plum Pudding Model
• Bohr Model
• Cloud Model

Almost all the mass of an atom is located in its

• protons
• neutrons
• electron cloud
• nucleus

Tags

NGSS.HS-PS1-7