Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
7 Cards in this Set
- Front
- Back
|
Conservation of Mass. |
Matter is not created or destroyed during a chemical reaction. |
|
|
Hypothesis. |
A tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation. |
|
|
Independent Variable. |
The one factor a scientist changes in an experiment. |
|
|
Atomic Number. |
The number of protons in the nucleus of an atom. |
|
|
Atomic Weight. |
The average mass of all the isotopes of an element. |
|
|
Mole. |
The number of atoms of substance equal to the number of atoms in 12g of carbon 12: 6.022 X 10 square atoms. |
|
|
Bias. |
Influence in favor of or against something, usually in a way considered to be unfair. |
