Geologic Time

Front

Which type of dating method can be used on rock layers by applying the Law of Superposition? Options: relative dating, absolute dating, radioactive dating, radiometric dating

Back

relative dating

Front

Scientists use radioactive decay to measure...

Back

absolute time

Front

How old do Paleontologists believe the Earth is?

Back

4.6 billion years old

Front

April is older than Zack, who is older than Rick. This is an example of:

Back

Relative Dating

Front

The time scale of Earth History is called the:

Back

Geologic Time Scale

Front

During which era did the dinosaurs live and die? Options: Paleozoic, Pre-Cambrian, Mesozoic, Cenozoic

Back

Mesozoic

Front

During which era do humans live in? Options: Cenozoic, Pre-Cambrian, Paleozoic, Mesozoic

Back

Cenozoic

Front

During which era/eon did life on land first evolve? Options: Paleozoic, Pre-Cambrian, Mesozoic, Cenozoic

Back

Paleozoic

Front

Which type of dating gives us the age of an item in exact years? Options: Radioactive or Absolute, Relative

Back

Radioactive or Absolute

Front

Relative dating of rock layers tells us that the deeper we dig, _______.

Back

the older the rocks get