Ls. 1 Unit 3 Vocab Flashcards
1
Q
Mineral
A
a solid inorganic substance of natural occurrence
2
Q
Crystal
A
a piece of a solid substance having a natural regular form
3
Q
Element
A
each of more than one hundred substances that cannot be broken down into simpler substances
4
Q
Streak
A
a long, thin line or mark of a different substance or color from its surroundings
5
Q
Atom
A
the basic unit of a chemical element
6
Q
Luster
A
a gentle sheen or soft glow, especially that of a partly reflective surface
7
Q
Compound
A
a thing that is composed of two or more separate elements
8
Q
Cleavage
A
a sharp division
9
Q
Matter
A
physical substance in general, as distinct from mind and spirit
