click below
click below
Normal Size Small Size show me how
sciencex
test review
Question | Answer |
---|---|
1.What is an atom? | The building blocks of matter.The smallest unit of an object or element. |
2.Describe what matter is. | Anything that has mass and occupies space/volume. |
3.What are the three subatomic particles made of? | a positive charge a negative charge and a nuetral charge |
4.What is an electron? | a negatively charged particle(-)found spinning around the nucleus of an atom |
5.What is a nuetron? | the subatomic part of an atom that has no charge(0)and is found in the atom's nucleus |
6.What is a proton? | a positively charged(+)particle that is a part of the atom's nucleus |
7.What is a element? | matter that is composed of only one kind of atom |
8.What is a molecule? | is a combination of atoms that are bound together by a bond.When atoms combine into molecules, they make something brand new. |
9.What is found in the nucleus of an atom? | protons and nuetrons are found in the nucleus of an atom |
10.What happens when a atom is split or broken up? | the atom would explode |
11.What is the Periodic Table of Elements? | chart of all chemical elements |
12.Draw a carbon atom? | put 12 circles in the nucleus and two dots on the first energy level southeastern of the nucleus and one northwestern of the nucleus. On the second level put four dots north,west,east, and south of the nucleus and then you drew a carbon atom |