Atoms

The number of protons in the nucleus of an atom is called the --

• atom

• proton

• atomic mass number

• atomic number

A subatomic particle that has a negative charge is called --

• a proton

• a neutron

• an electron

• the nucleus

A neutron is ---

• a subatomic particle with a negative charge.

• a subatomic particle with a neutral charge.

• the center of the atom where subatomic particles are found.

• a subatomic particle with a positive charge.

Tags

NGSS.MS-PS1-1

An arrangement of elements in order of their atomic numbers is called the _________________.

• Atomic Number

• Electron Cloud

• Periodic Table

• Nucleus

A subatomic particle with a positive charge is called --

• a proton

• a neutron

• an electron

• a nucleus

Which subatomic particles are the same number? Check all that apply.

• a proton

• a neutron

• an element

• an electron

Tags

NGSS.MS-PS1-1

A region around the nucleus of an atom where electrons are found.

• Electron Nucleus

• Electron Cloud

• Cloud of Electrons

• Electron

An atom's central region, which is made up of protons and neutrons is called--

• Electron Cloud

• Nucleolus

• Nucleus

• Atomic Number

Tags

NGSS.MS-PS1-1

Which subatomic particle(s) are found in the nucleus of the atom? Choose all that apply.

• proton

• neutron

• electron

Which subatomic particle(s) are found in the electron cloud of an atom? Choose all that apply.

• proton

• neutron

• electron

Tags

NGSS.MS-PS1-1