|
(Kelly of the Clue Crew shows us molecular models in the lab.) We're using models of ethanol to show the 2 basic types of molecular models; 1 clarifies the bonds between these particles, while the other shows better what the molecule looks like in actual space |
atoms
|
$800 |
J |
SCIENCE |
2012-01-31 |
#6302 |
|
A cubic inch of material contains a million billion billion of these, each with protons & neutrons in its nucleus |
atoms
|
$800 |
DJ |
SCIENCE |
2007-10-08 |
#5306 |
|
A molecule is formed when 2 or more of these combine |
Atoms
|
$400 |
J |
BILL NYE THE SCIENCE GUY |
1999-09-09 |
#3449 |
|
One mole of any substance always has the same number, 6.022 x 1023of these |
atoms
|
$800 |
DJ |
SCIENCE |
1992-05-29 |
#1800 |
|
About 400 B.C. Democritus wrote that matter is made of tiny bits of material he called these |
atoms
|
$400 |
DJ |
SCIENCE |
1991-04-04 |
#1529 |
|
A 5th C. B.C. Greek philosopher was 1st to theorize that all matter is made of these |
atoms
|
$200 |
J |
SCIENCE |
1985-10-04 |
#280 |