Atoms, Elements and Compounds

The atomic mass is the

• number of protons and neutrons inside the nucleus

• number or electrons or protons

• number of protons, neutrons and electrons

Tags

NGSS.MS-PS1-1

What is at the center of every atom?

• An electron
• A compound
• A molecule
• A nucleus

Tags

NGSS.MS-PS1-1

The positively charged particles of an atom are the ________.

• electrons
• protons
• neutrons
• protons & neutrons

Tags

NGSS.MS-PS1-1

The particles with no charge in an atom are the _______.

• electrons
• neutrons
• protons
• protons and neutrons

Tags

NGSS.MS-PS1-1

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RN

Tags

NGSS.MS-PS1-1

Identifies the number of protons in an atoms nucleus.

• Electron Cloud

• Atomic Theory

• Atomic Number

• Mass Number

The negatively charged particles in an atom

• Proton

• Electron

• Neutron

• Electron Cloud

Tags

NGSS.MS-PS1-1

The region inside an atom where electrons are likely to be found

• Proton

• Atom

• Electron Cloud

• Neutron

Tags

NGSS.MS-PS1-1

An atom is made up of protons, neutrons, and electrons.  Which is the smallest subatomic particle?

• Proton
• Neutron
• Electron
• Idontknowatron

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1