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;
9 Cards in this Set
- Front
- Back
|
Mineral
|
a natural, solid material with particles arranged in a repeating pattern
|
|
|
Streak
|
the color of the powder left behind when you rub a material against a white tile called a streak plate
|
|
|
Hardness
|
a mineral's ability to resist being scratched
|
|
|
Luster
|
the way the surface of a mineral reflects light
|
|
|
Rock
|
a mineral made up of one or more minerals
|
|
|
Igneous rock
|
a type of rock that forms when melted rock hardens
|
|
|
Sedimentary rock
|
a type of rock formed by layers of sediments that were squeezed and stuck together over a long time
|
|
|
Metamorphic rock
|
a type of rock changed by heat or pressure but not completely melted
|
|
|
Rock cycle
|
the slow, never ending process of rock changes
|
