Geologic time brainpop - Study guides, Class notes & Summaries

1. Which of these numbers is closest to the age of the earth? - D. 4.6 billion years 2. What is the main purpose of the geologic time scale? - A. To organize the major eras of Earth's history 3. Place the following units in order, from smallest to largest. - A. Epoch, period, eon 4. Generally speaking, which rock layers are the oldest? - C. The ones furthest from the surface 5. What can you conclude from the fact that there have been just four eons in Earth's history? - D. There have bee...

1. Which of these numbers is closest to the age of the earth? : D. 4.6 billion years 2. What is the main purpose of the geologic time scale? : A. To organize the major eras of Earth's history 3. Place the following units in order, from smallest to largest. : A. Epoch, period, eon

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1. Which of these numbers is closest to the age of the earth? : D. 4.6 billion years 2. What is the main purpose of the geologic time scale? : A. To organize the major eras of Earth's history 3. Place the following units in order, from smallest to largest. : A. Epoch, period, eon 4. Generally speaking, which rock layers are the oldest? : C. The ones furthest from the surface

1. Which of these numbers is closest to the age of the earth? D. 4.6 billion years 2. What is the main purpose of the geologic time scale? A. To organize the major eras of Earth's history 3. Place the following units in order, from smallest to largest. A. Epoch, period, eon 4. Generally speaking, which rock layers are the oldest? C. The ones furthest from the surface 5. What can you conclude from the fact that there have been just four eons in Earth's history? D. There have been at lea...