RC1 -- Bundle in a Day

Which two subatomic particles make up the nucleus of an atom? This also happens to be the atomic mass of an atom!

• Protons and Electrons

• Neutrons and Electrons

• Electrons and Protons

• Protons and Neutrons

Where are the Electrons found in the structure of an atom?

• In the nucleus

• in the cloud surrounding the nucleus

How many protons does this atom have?

• 3
• 6
• 4
• 2

Tags

NGSS.MS-PS1-1

What are the 3 subatomic particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

Tags

NGSS.MS-PS1-1

The atomic number (for our 8th grade purpose) of an atom is the number of

• protons in its electron cloud

• protons in its nucleus and electrons in the cloud

• neutrons in its nucleus

• electrons and neutrons in the nucleus

An atom with atomic number 12 would have how many protons?

• 6

• 12

• 24

• cannot be determined

The periodic table is in order by the

• Mass number

• Neutron number

• Atomic number

• APE MAN Number

Name the element

• Aluminum

• Silicon

• Phosphorus

• Sulfur

Tags

NGSS.MS-PS1-1

What is the atomic mass of barium?

• 56

• 82

• 137

• 138

How many protons does indium have?

• 49

• 66

• 114

• 115

Tags

NGSS.MS-PS1-1