Reading...
Play button
Play button
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;
11 Cards in this Set
- Front
- Back
|
MATTER
|
Anything that occupies space and has weight
|
|
|
Matter states
|
Liquid -)blood, saliva
Solid -)skin, bones Gas -) the air we breathe |
|
|
ELEMENT
|
A substance that can not be broken down into a simpler form by ordinary chemical reactions
|
|
|
ATOMS
|
Is the smallest unit of an element with the element's chemical caracteristics
|
|
|
PROTONS
|
Carry a POSITIVE (+) electrical charge
|
|
|
NEUTRONS
|
Carry NO electrical charge
|
|
|
ELECTRONS
|
Carry a NEGATIVE (-) electrical charge
|
|
|
ATOMIC NUMBER
|
Number of protons in the nucleus
|
|
|
ATOMIC WEIGHT
|
Determinated by adding the number of protons and neutron in the nucleus
|
|
|
ISOTOPE
|
Is a different form of the same atom
|
|
|
RADIOISOTOPE
|
Unstable isotope
Is damaging to tissue and use clinically to destroy cells |
