Properties of the Sun, Earth & Moon

Focus Question:

How are the Sun, Moon, and Earth alike and different?

New Vocabulary

  • Planets - bodies, natural satellites, that orbit the sun
  • Earth - third planet from the Sun in the solar system
  • Sun - name for the central star in the solar system
  • Star - an object in the sky that makes its own light
  • Ellipse - an oval-shaped curve that is like a circle stretched out in opposite directions
  • Satellite - an object that orbits another object in space

SUN

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Sun

  • largest object in our solar system
  • produces heat energy
  • sunspots - cooler areas on the Sun's surface
  • we cannot survive without it
  • it is a star that planets orbit
  • planets revolve around it
  • surface is made of gas (hydrogen & helium)
  • 5,500 °C
  • Explosions - Solar Flares
  • Solar Flares produce a lot of energy (can affect radio signals and other types of communication)

EARTH

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Earth

  • 3/4 water, 1/4 land
  • only planet that supports life
  • rocky planet
  • inner planet
  • 3rd planet from the Sun
  • 93 million miles away from the Sun
  • atmosphere of gases surround Earth (nitrogen and oxygen)
  • Earth's orbit is an ellipse
  • average temperature is 15°C

MOON

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Moon

  • many craters
  • less gravity than Earth
  • reflects the Sun's light
  • seen best at night
  • natural satellite that orbits Earth
  • rocky, dusty surface
  • no water or wind
  • no atmosphere
  • footprints of astronauts who walked on its surface are still there

Activity

Use the links provided, and your notes in your science journal, to complete the 3-circle Venn Diagram about the Sun, Earth, and Moon.

Our Solar System

EXIT SLIP

Click on the link below to complete the exit slip about the Sun, Earth, and Moon.


https://docs.google.com/forms/d/1GAIhhiZZ9iC8ruy2sdtUYjR5XfB6LrwngE9yI89L0iI/viewform?usp=send_form