5 Written questions
5 Matching questions
- obsidian, what kind of crystals does it have?
- what rock was sandstone?
- obsidian, is it intrusive or extrusive?
- what fossil preserves the entire animal in amber,ice,ash, or tar?
- what rock is made of crushed shells?
- a none
- b extrusive
- c limestone
- d quartzite
- e intact
5 Multiple choice questions
5 True/False questions
what rock is made of sand? → sandstone
what rock is made of crumbled shells? → limestone
what rock is made of mud or clay? → sandstone
basalt, what kind of crystals does it have? → small crystals
obsidian, how did it cool? → slowly