Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/10

Click to flip

10 Cards in this Set

  • Front
  • Back
Name the mineral used for fuel which is a brown or black rocklike substance.
coal
Give the name for oil in its natural state--other than crude oil.
petroleum
What are plants and animals that are preserved in rock?
fossils
Give the name of scientists who study minerals.
mineralogists
What do you call a person who explores caves.
spelunker
What is the hardest of all substances?
diamond
Name the rarest gemstone. It is used in lasers.
ruby
Be able to identify the 3 cave formations. See text p. 114
1) stalactites
2) stalagmites
3) column