Unit 3- Earth Changing over time Test Review

 Based on the diagram, which is the beststatement about how Earth has changed over time?

What is the correct term for the process below showing isotopes?

Which does not prove that the earth has changed over time?

What is a Geologic Time Scale?

Which type of rock disturbance is described as break or crack in the crust where rocks move?

How much of an unstable isotope is lost each half-life? (Remember the twizzler lab)

Answer the questions below

What is the difference between weather and climate?

Which of these is not a way to preserve am organism as a fossil?

How old is the Earth?

How can scientist measure the age of the Earth?

What is it called when wood is preserved as a fossil?

What is Radioactive Dating?

At one time camels lived in Florida.  Which answer below would be the fossil that proves this?

What is the name of the rate in which radioactive decay is lost?

What is an example of a trace fossil?Tr

What is relative age?

What is absolute age?

What are index fossils used for?

During Radioactive Decay which way are the isotopes changing?

Using Radiometric Dating, what would be the correct age range for the fossil layer?

What is the Law of Superposition?

A team of geologist place rocks in order from youngest to oldest. What did they make?

According to the Law of Superposition which layer is the youngest layer?

What process changed these rock layers so that they are NOT flat uniform horizontal layers?

The Law of Superposition can also be applied to fossil. Which means what?

What is a fossil?

Relative time is recorded in the what?