Biology Unit 1 Summative Review
8 characteristics of life (with explanations)
List the hierarchy in order from smallest to largest
the smallest unit of life
parts within a cell that carry out sp
January 27, 2015
Bonding. . .
Ionic & CovalenT
. bonding beTween Two or' more non—meTals
. involves a sharing of elecTr'ons beTween The Two
aToms in The bond , ° . ° .
a a n
- characTer-isTics of covalenT compounds:
- low meITing
The History of the Atom Web quest!
You are responsible for completing the History of the Atom worksheet. EACH
PERSON must complete their own copy. Use the internet to find information.
Most of us take it for granted that we know what an atom
looks like. B
# protons = the atomic #
# electrons = # protons in a neutral atom
# neutrons = mass # - atomic #
A. Instructor Information
Name: Mrs. Royal
Current Courses: Honors and General Chemistry
E-mail: [email protected]
Availability: 3rd , 6th, 7th hour, or by appointment after
B. Basic Course
Lewis Dot Structures (a.k.a. electron dot)
Named after the chemist who first introduced them in 1916-G.N. Lewis
A (dot) represents one electron
Covalent Bond-the sharing of electrons between two
nonmetals in order to achieve a stable
Physical vs. Chemical Changes
There is a difference!
Changes in one or more physical properties of a
substance WITHOUT changin