Earthguide Online Classroom


Blue Marble 2000 image of Earth Images using Advanced Very High Resolution Radiometer (AVHRR) instruments carried aboard NOAA's Polar Orbiting Environmental Satellites (POES) during September, 1997. Source: NASA

Questions for discussion

  1. What kinds of motion does sunlight fuel?

    • Which of these processes is visible on this image of Earth?

    • What Earth systems rely on the Sun's energy?

  2. What is energy?

  3. What kinds of motion are not driven by the Sun’s energy?

Related resources


Take away concepts

  • That the Sun's energy is the primary source of energy for life, and maintaining processes and conditions on Earth that sustain life.
  • That energy from the sun is transmitted to the Earth by sunlight.

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