VQ Atoms and their electrons

What tool do scientists use to organize elements according to their properties?

• File cabinet

• Periodic table

• Day Planner

• Atomic Calendar

All of the matter in the universe is made of extremely small particles called

• atoms

• material

• cells

• alloys

The protons and neutrons are __

• inside the cell wall

• outside the barrier

• inside the nucleus

• made of nucleosomes

The charge of a proton exactly balances the charge of a(n)

• atom

• neuron

• neutron

• electron

Most of the atom is

• dead

• space

• open

• potassium

The ancient Greeks put for the idea of an atom ____ years ago

• 1500

• 2000

• 2500

• 3000

The greek word atoma means

• atom

• desireable

• indivisible

• next question please

Thompson got the Nobel prize for discovering the

• atom

• electron

• proton

• neutron

The model of an atom that suggests electrons orbited the nucleus like planets in a solar system was designed by

• Bohr

• Aristotle

• Democratus

• Einstein

Atoms are positioned on the periodic table according to the arrangement of their

• neutrons

• friends

• nuclei

• electrons