Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
6grade chapter 11-1
| Question | Answer |
|---|---|
| Number of protons in the nucleus of an atom. | Atomic Number |
| Atom that has the same number of protons as other atoms of the same element do but that has a different number of neutrons. | Isotope |
| Sum of numbers of protons and neutrons in the nucleus of an atom. | Mass Number |
| The mass of an atom expressed in atomic mass units. | Atomic Mass |
| Greek philosopher who believed atoms could be cut into small pieces. | Aristotle |
| Greek philosopher who believed atoms were single material and could be cut into small pieces. | Democritus |
| English scientist who believed atoms were small particles that could not be cut, divided , or destroyed . | Dalton |
| Plum Pudding Model. He believed electrons moved through the atoms.Looked like a ball with push pins in it. | Thomson |
| Discovered the nucleus was positively charged part of an atom and found in the center of an atom. | Rutherford |
| Discovered energy level. | Bohr |
| Named the area where the electrons are found the electron cloud. | Modern Atomic Theory |
| Number of protons in the nucleus of an atom. | Atomic Number |
| Atom that has the same number of protons as other atoms of the same element do but that has a different number of neutrons. | Isotope |
| Sum of numbers of protons and neutrons in the nucleus of an atom. | Mass Number |
| The mass of an atom expressed in atomic mass units. | Atomic Mass |
| Greek philosopher who believed atoms could be cut into small pieces. | Aristotle |
| Greek philosopher who believed atoms were single material and could be cut into small pieces. | Democritus |
| English scientist who believed atoms were small particles that could not be cut, divided , or destroyed . | Dalton |
| Plum Pudding Model. He believed electrons moved through the atoms.Looked like a ball with push pins in it. | Thomson |
| Discovered the nucleus was positively charged part of an atom and found in the center of an atom. | Rutherford |
| Discovered energy level. | Bohr |
| Named the area where the electrons are found the electron cloud. | Modern Atomic Theory |
Created by:
pookie19999
Popular Science sets