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

1/6

Click to flip

6 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
What is a Renewable Resource vs. a nonrenewable resource?
Renewable- can be replenished over time. ex: plants, food for animals, natrual fibers, and trees

Nonrenewable- takes millions of years ti form and accumulate. ex: coal, oil, natrual gas, copper, iron, uranium
YOU KNOW THIS?!
what percentage of the population live in the united states
6%
low.
What percentage of the world's annual production of mineral and energy resources does the U.S use?
30%
high.
what are fossil fuels?
any ,hydrocarbon that may be used as a source of energy. Fosils furls include coal oil, and natrual gas.
Desribe how coal is formed. Include stages.
coal forms when heat and pressure transforms plant material over millions of years. 1. Peat is particuly decayed plant material that somettimes look like soil. 2. Peat then becomes lignite, which is a sedimentay rock that is often called brown coal. 3. continued heat and pressure transforms lignite into bituminous coal or soft coal. Bituminous coal or soft coal. Bituminous coal is another sed. rock 4. Coals last stage of development is a metamorphic rock called anthracite or hard coal. As these stages process coal becomes harder and releases heat when burned.
know this
descrive petroleum and natrual gas.
Petroleum [ oil ] and natrual gas from the remains of plants and animals that were buried in ancient seas. Petroleum begins to form when large quanities of plant and animal remains become buried in ocean floor sediments. Sediments protect the plant no animal remains and as sediments build up, chemical reactions transform these remains into liquid and gases hydrocarbons [ petroleum and natrual gas ]