Understanding Atoms Lesson 1 & 2

The smallest particle of Matter is called?

Which of these have the same mass?

If something emtis Radiation, that object is?

What is NOT in the Nucleus?

Where do I find the heaviest part of an Atom?

If an Atom gains (a) an Electron than that Atom is?

Atomic Mass is measured from the average mass of an elements what?

When an atom is an ION that means it has a greater or lesser amount of?

The scientist who designed the Atomic Theory of Matter was named?

Atoms of different Elements contain different number of?

The number of protons in an Elements Atom's are also the Elements what?

What is at the center of an Atom

Which of these hold a positive Charge?

Which of these 2 are about the same size?

Who thought the Universe was made of the 4 elements, Earth, Water, Fire, and Wind?

When an Atom is an Isotope, that means an ATOM has MORE OR LESS what?

Some atoms of different elements are different sizes

What is Matter?

Where are Democritus and Aristotle from?

The dense cloud with many electrons is called?

If I wanted to see an atom, what machine would I use to see it?

Who brought back Democritus's theory about "ATOMOS"

Democritus believed the Universe was made of empty space and?

The Majority of Most Atoms are mostly made of?

Particles smaller then an atom are called?