1. Cole Yamane and Rebecca Sekban
Meteor Showers
Cole Yamane and Rebecca Sekban

2. What is a meteor shower?
Cosmic debris entering earths atmosphere at high speeds.

3. Meteors They can be sand-boulder size.
A meteor is the path that a meteor enters Earths atmosphere.
They are also called shooting stars or falling stars.

4. Meteorite
Any cosmic object that survives impact with Earth.

5. Meteors
They glow because friction with air molecules heats them to incandescence.

6. Meteors
Meteors can range in color according to their chemical make up.
Sodium- yellow/orange
Iron-yellow
Magnesium-bluish/green
Calcium- violet
Silicate-red

7. Speed
They can travel 25,000 to 160,000 mph.

8. Watching meteor shower
And a place with a clear view of the entire sky. Dark areas well away from any city lights are best.
We can see more meteors after midnight.
The earth is rotating as it moves through the dust trail of a comet

9. Meteors
Predictions of meteor showers are calculated by when the Earth's orbit will pass through the clouds of meteoroids left in the passing comets orbit.
Some meteor showers last only a few hours, others last for several days.

10. 2011

11. Video