Subatomic Particles

Which subatomic particle has a positive charge?

• proton

• neutron

• electron

• midichlorian

Tags

NGSS.MS-PS1-1

Which subatomic particle has a negative charge?

• proton

• neutron

• electron

• cybertron

Tags

NGSS.MS-PS1-1

The nucleus of an atom contains which subatomic particles?

• protons and electrons

• protons and neutrons

• electrons and neutrons

• protons, electrons, and neutrons

Tags

NGSS.MS-PS1-1

How many neutrons does this isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.MS-PS1-1

^{What does the 6 represent above the C}

• Symbol 
• Name 
• Mass Number 
• Atomic Number 

Tags

NGSS.MS-PS1-1

An element is defined by its number of 

• protons
• electrons
• neutrons
• protons + electrons

Which of the subatomic particles is the lightest

• all have the same mass
• protons 
• neutrons 
• electrons

Which of the subatomic particles is the heaviest?

• electrons 
• protons 
• neutrons 
• protons and neutrons have equal mass

An atom with 19 protons, and 19 electrons and a mass of 39 has how many neutrons?

• 19
• 39
• 20
• 58

Tags

NGSS.MS-PS1-1

What is the atomic number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons