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Science

Published on Nov 18, 2015

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PRESENTATION OUTLINE

RECYCLE

  • Recycle means to take used materials and make new materials
  • Many items items can be recycled aluminum cans,glass,are a few
  • Many items can simply be used again
  • Paper and plastic bags can be used many times
Photo by orphanjones

OIL

  • Oil is is another word for petroleum
  • It is a liquid fossil fuel found beneath earths surface
  • Its color is usually brown or black
  • Petroleum is used to make different tipes of fuel
  • It also makes products such as wax,plastic,fertilizer,and grease
Photo by kenhodge13

MINERALS

  • A solid substance in nature that forms from living things
  • Each mineral has certain physical properties
  • The properties include hardbess in color among others
  • Examples of minerals are diamonds,salt,sulfur
  • Minerals are used in many different ways

RENEWABLE RECOURCE

  • A renewable recource is a natural recource that nature can use regularly
  • For example we can can doen trees and use the wood
  • We can replace the trees by planting new ones
  • The new trees will grow and become useful
  • Renewable recources include trees,plants,animals,water,oxygen,and soil
Photo by kimberlykv

INEXHAUSTIBLE RECOURCE

  • An inexhaustible recouceis a natural recource that is unlimited
  • Windmills use wind energy turn turbines
  • The turbines then produce by electricity which is used humans
  • Solar energy is absorbed by solar panels to make electricity
  • Even the energy of ocean waves and tides can be used to make electricity
Photo by Vvillamon

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