Name:

Before the video answer the following questions.

1. What do you think caused the extinction of the dinosaurs?

2. What kinds of things are necessary to sustain life on Earth?

3. What features do rocks have that makes them interesting to examine or study?

4. What is a naturalist?

5. What do you think is the relationship between humans and primates?

During the video answer the following questions.

Please keep in mind that between the different segments of the movie there is a long pause.

1. What happened when the enormous asteroid hit Earth some 65 million years ago?

2. What are hydrothermal vents

3. What animal species can you name?

4. Describe the concept of natural selection in your own words.

5. What have we learned from Lucy, the Laetoli footprints, and the Toumai skull?

After the video:

  1. What conditions are necessary to create life?
  1. What kinds of organisms lived before humans appeared on Earth?
  1. How have hominids evolved over the years?
  1. How are humans related to every other living thing on Earth?
  1. What cataclysmic events have occurred in Earth’s history?
  1. What can we learn by studying fossils?
  1. What is evolution?