Meteorites Presentation

The name of our presenter was

• Bill Nye
• Neil Armstrong
• Jeremy Scovich
• Frank Puglia

Why do we study meteorites?

• They tell us about the origins of the universe.
• They pollute the planet.
• They add Oxygen gas to our atmosphere.
• They provide nutrients for plants.

When was our solar system formed?

• Over 4 million years ago
• Over 4 billion years ago
• About 13.7 million years ago
• About 13.7 billion years ago

Where in our solar system is the asteroid belt?

• Between Mars and Jupiter
• Between Venus and Earth
• Between Mars and Saturn
• Between Mercury and Venus

Which is true of the early inner planets of our solar system?

• They were gas giants.
• They were very cold.
• They had molten cores.
• They were made of ice.

Why were the cores of the early inner planets so hot?

• They contained a lot of Carbon dioxide gas.
• The contained a lot of radioactive elements.
• They were moving very fast.
• They were near the sun.

Uranium decays into what final element?

• Radon
• Argon
• Silicon
• Lead

What type of gas is produced as Uranium decays?

• Argon
• Helium
• Radon
• Hydrogen

Cooling meteorites form crystals when they cool

• quickly
• slowly

Why did meteorites cool so slowly?

• Global warming
• Earth's Hot springs
• Radioactivity 
• The sun's heat