Quiz on Chapter 14 Fossil Evidence and Earth's History

How old is the Earth?

• 5.1 billion years old

• 4.6 billion years old

• 4.2 billion years old

• 3.5 billion years old

• 2.8 billion years old

Which of the following does not describe early Earth?

• The surface was covered with volcanoes

• The atmosphere was made from volcanic gases

• The atmosphere contained free oxygen

• The interior radiated heat to the surface

How old were the first fossils on Earth?

• 4.0 billion years old

• 3.5 billion years old

• 3.0 billion years old

• 2.5 billion years old

• 1.5 billion years old

What organism was the first fossil on Earth?

• bacteria

• fish

• trilobites

• plants

• dinosaurs

What type of rock will fossils form in?

• metamorphic

• sedimentary

• igneous

• all three types of rock, metamorphic, sedimentary, and igneous, can have fossils

Which of the following can be determined by studying fossils?

• How long ago the fossil formed

• How the organism took care of its babies

• If the organism was a carnivore or herbivore

• How old the organism would live to be

What did geologists notice about layers of rock that were the same age?

• The kinds of rocks in the layers were the same

• The kinds of fossils in the layers were the same

• The layers were the same depth

• The layers were all metamorphic rock

What does the Law of Superposition state?

• Younger layers of rock are deposited on top of older layers

• Older layers of rock are depositied on top of younger layers

Which of the following is used to find the exact age of rocks?

• relative dating

• radiometric dating

• fossils

• how deep the rock is

What is the half life of Uranium 238?

• 1,020 million years (1.02 billion years)

• 3,520 million years (3.52 billion years)

• 4,510 million years (4.51 billion years)

• 6,000 million years (6.0 billion years)