Atoms

What are the building blocks of all matter?

• time

• plant cells

• neutrons

• atoms

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What are the two locations in an atom?

• inside and outside

• nucleus and electron cloud (or electron shells)

• proton and neutron

• elements

Which subatomic particle has a negative charge?

• electron

• negatron

• neutron

• proton

Which subatomic particle identifies an element?

• proton

• neutron

• electron

Which subatomic particle is located outside of the nucleus?

• shell

• neutron

• negatron

• electron

Which two subatomic particles are located inside the nucleus?

• neutrons and electrons

• protons and electrons

• protons and neutrons

• atomic number

True or false: An atom with a neutral charge (balanced) will have an equal number of protons and electrons

• true

• false

Which subatomic particle has no charge?

• neutron

• negatron

• nucleus

• atomic number

Which two subatomic particles make up an atom's mass?

• electrons and protons

• neutrons and shells

• protons and neutrons

• electrons and neutrons

How much mass is in one proton?

• 3 amu

• depends on the atom

• 1/2000 amu

• 1 amu