Year 7 Geography

Cards (23)

  • Where does the energy the earth receives come from?

    Sun
  • How much of the earth’s energy is reflected by the atmosphere and clouds?

    About half of it
  • What surfaces absorb the energy from the sun when it reaches the earth?

    Oceans and land
  • What does the earth do with the heat from the sun after it gets absorbed by land and water?

    It releases it back toward space
  • What is in the atmosphere that traps some of the heat from the sun?

    Greenhouse gases
  • What happens to the Earth when the heat from the sun gets trapped in the atmosphere?

    Global warming
  • Greenhouse gases are crucial to keeping our planet at a suitable temperature for _
    life
  • What would happen to heat in the earth’s atmosphere without the natural greenhouse effect?

    It would escape into space
  • What does the earth release back toward space?
    Heat
  • How does some of the heat released by the earth interact with the atmosphere?
    Some heat passes directly through the atmosphere
  • What happens to the rest of the sun's radiation that reaches the earth?
    It is absorbed by oceans and land
  • What would the Earth’s average temperature be without the natural greenhouse effect?

    -20 degrees Celsius
  • What is the Earth’s average temperature?

    14 degrees Celsius
  • How is the location of a place defined?

    Latitude and longitude.
  • What are the natural surroundings where people, plants and animals live?

    Their environment
  • What time scale is useful for looking at how trees lose their leaves?

    Seasonal
  • What spatial scale is useful for looking at tourists who visit a town?

    Local scale
  • What is scale in geography?

    Scale refers to the size of the area being studied in relation to the actual size of that same area on Earth.
  • Which are the four main greenhouse gases?

    Carbon dioxide, methane, nitrous oxide, and fluorinated gases.
  • Which is the largest greenhouse gas and what percentage does it hold?

    Carbon dioxide, 82%
  • What is the capital of Australia?

    Canberra
  • Where are the Himalayan mountains?

    Asia
  • Name 3 countries that make up South America and their capital cities
    Brazil-Brasilia, Chile-Santiago, Peru-Lima