Ch. 6 – The Rock Cycle Part One - Pgs. 192 -204 *Know the following vocabulary words: Rock Cycle Mineral Igneous Rock Metamorphic *Know about the following concepts: How a streak test is performed (Pg. 195) One way that rocks and minerals are similar (Pg. 194) One way that rocks and minerals are different (Pg. 194) The three different groups in which rocks are classified (Pg. 196 - 198) How each of the three groups of rocks is formed (Pgs. 196 - 198) How a streak test can help identify a rock as being Gold or Pyrite (Pg. 195) What lava is called when it is beneath Earth’s surface (Pg. 196)