Chapter 2 Vocab Flashcards
0
Q
Element
A
A substance that cannot be broken down to other substances by chemical reactions
1
Q
Matter
A
Anything that takes up space and has mass
2
Q
Compound
A
A substance consisting of two or more different elements combined in a fixed ration
3
Q
Essential elements
A
Elements that are necessary to an organisms survival
4
Q
Trace element
A
And element that is only needed in minute amounts; make up s mass
