5 Written Questions

1. the forming of soil from rock
2. a solid, unmovable layers of rock below the subsoil; part of the earth's crust
3. the rarest gemstone; a clear deep red gemstone
4. the hardest substances; crystals of carbon forming a brilliant, transparent gemstone
5. a soft, bright yellow, precious metal that is used in the manufacture of coins, jewelry & alloys

5 Matching Questions

1. marble
2. graphite
3. mercury
4. geologist
5. shale

1. a sedimentary rock formed from mud or clay; smells like mud when wet
2. b a scientist who studies the structure of the earth
3. c a soft, black mineral used instead of lead in pencils and used as a dry lubricant in machinery
4. d the only metal which is liquid at room temperature; commonly called quicksilver
5. e metamorphic rock which was once limestone

5 Multiple Choice Questions

1. famous geyser in Yellowstone National Park
   1. Old Faithful
   2. slate
   3. aluminum
   4. mold fossils
2. a very durable artificial rock
   1. copper
   2. slate
   3. graphite
   4. concrete
3. sedimentary rock made mostly of sand
   1. limestone
   2. gemstone
   3. sandstone
   4. granite
4. a light-colored igneous rock which forms when liquid rock cools slowly, deep underground; forms most of the earth's crust
   1. uranium
   2. granite
   3. slate
   4. graphite
5. a common mineral, often in the form of a crystal, that gets its color from impurities found in it; the clear mineral found in granite
   1. slate
   2. shale
   3. granite
   4. quartz

5 True/False Questions

1. coal → a black or brown rock-like substance found in layers of rock; a fossil fuel

   True        False

2. slate → metamorphic rock which may begin as shale; was used to make chalkboards

   True        False

3. limestone → a rare, beautiful mineral which is very hard

   True        False

4. copper → underground spring that shoots streams of boiling water and steam up into the air from time to time

   True        False

5. lava → magma that has erupted through the earth's surface

   True        False