3.11: Radiometric Dating

Multiple Choice

The process by which metamorphic rocks are formed...

• heat and pressure

• erosion and deposition

• melting and cooling

Multiple Choice

Most fossils are found in what kind of rock?

• Metamorphic

• Sedimentary

• Igneous

Multiple Choice

Which of the following correctly lists the layers in order from oldest to youngest?

• A, B, C, D, E
• E, B, C, D, A
• E, D, C, B, A
• C, B, A, D, E

Multiple Choice

The length of time required for half of the radioactive atoms in a sample to decay is its...

• era
• age
• half-life
• eon

Multiple Choice

All plants and ANIMALS contain carbon.

• True
• False

Multiple Choice

Radioactive carbon-14 is often useful in determining the absolute age of geologic samples because radioactive isotopes

• decay at a regular rate

• become less stable during decay

• remain unchanged over time

• stabilize after four half-lives

Multiple Choice

Which type of dating method can be used on rock layers by applying the Law of Superposition?

• relative dating
• absolute dating
• radioactive dating
• radiometric dating

Multiple Choice

According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface

Multiple Choice

Is it RELATIVE or ABSOLUTE DATING?

My youngest daughter is 2 years old.

• ABSOLUTE

• RELATIVE

Multiple Choice

Is it RELATIVE or ABSOLUTE DATING?

I am younger than my brother.

• ABSOLUTE

• RELATIVE