Science: Resources

• water - major

  resource needed by most

  organisms to survive
• 71% of Earth is made up of water
• 97% saltwater is in the ocean, 3% is freshwater
• irrigation - process of watering plants
• soil - provides minerals and

  physical support for plants and

  houses, and infrastructures
• minerals - solid elements that naturally

  occur underground
• endemic - plants and animals that are unique in our country
• flora - all types of plants
• fauna - all types of animals and insects
• fossil fuel - energy resource from decayed

  materials and animals that

  lived million of years ago
• examples of fossil fuels

  • coal
  • oil
  • natural gas
• geothermal energy - energy from volcanic vents and hot springs
• hydroelectric energy - energy from flowing water
• nuclear energy - energy is being harnessed from the splitting and collision of atoms
• nuclear fission - two large nucleus come apart
• nuclear fusion - come together
• renewable resources - resources that can be replaced immediately
• non-renewable resources - resources that cannot be replaced immediately
• The periodic symbol for Gold is Au
• The periodic symbol for Nickel is Ni
• The periodic symbol for Iron is Fe
• The periodic symbol for Copper is Cu
• The periodic symbol for Manganese is Mn
• Examples of minerals that can be commonly found underground are:

  • Gold
  • Nickel
  • Iron
  • Copper
  • Manganese