5 Written questions
5 Matching questions
- what rock was slate?
- what rock is made of crumbled shells?
- scoria and pumice, is it intrusive or extrusive?
- basalt, how did it cool?
- what rock was sandstone?
- a coquina
- b shale
- c quartzite
- d very quickly
- e extrusive
5 Multiple choice questions
- small crystals
5 True/False questions
obsidian, what kind of crystals does it have? → large crystals
basalt, is it extrusive or intrusive? → intrusive
what type of fossil is always 3D? → cast
what type of fossil turns to stone slowly? → petrified
obsidian, how did it cool? → slowly