Why Did the Dinosaurs Disappear?

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Why Did the Dinosaurs Disappear?

• Unit 4, Lesson 4

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Climate

• The average, or normal weather conditions of a
  place.

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Protection

• The keeping of someone or something from harm.

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Moisture

• Water or other liquid in the air or on a surface

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Erupt

• To break out suddenly with force.

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Discovery

• Something that is seen or found out for the first
  time.

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Burrow

• To dig a tunnel in the Earth
• Burrowing armadillo

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Soot

• Tiny, black bits of something that has burned,
  such as wood or coal.