Atoms and Elements

All ___________ is made up of tiny particles called atoms.

• food

• matter

• space

• particles

Protons are ____________ charged particles in the nucleus that have a mass of one AMU.

• weird

• negatively

• positively

• neutral

Atomic mass is the mass of the __________ and the neutrons in the atom

• electrons

• space

• neutrons

• protons

Many element names are very _____ and are based on other languages

• hip

• young

• cute

• old

Elements are substances that cannot be broken down into simpler substances by ___________ means

• chemical

• heat

• pressure

• water

The mass of an electron is 1/________ than that of a proton.

• 850

• 8150

• 5810

• 1850

Atoms are mostly _________ space.

• electrons

• full

• empty

• air

___________ is named after "khloros", the Greek word for "yellowish Green"

• Water

• Bromide

• Chlorine

• Magnesium

Every element has a unique ___________.

• Atomic Number

• size

• matter

• charge

What element's neutral atom has 47 electrons?

• magnesium

• gold

• Silver

• copper