Question

Question 12 pts
Which type of rock is formed when fine particles of rock or once-living organisms become compacted and cemented together?
Group of answer choices

sedimentary

lava

metamorphic

igneous

Flag question: Question 2
Question 22 pts
What types of atoms are used in the process of radiometric dating?
Group of answer choices

radioactive isotopes

any type of isotope

any type of atom

radiometric atoms

Flag question: Question 3
Question 32 pts
How do red bands of iron oxide provide evidence of oxygen accumulating in Earth's early atmosphere?
Group of answer choices

Red bands form when comets deposited water.

Red bands form when ammonia experienced photolysis.

Red bands form when iron reacted with oxygen.

Red bands form when plants produced glucose.

Flag question: Question 4
Question 42 pts
Which scientific principle forms the basis of radiometric dating?
Group of answer choices

Radioactive isotopes decay at a constant rate.

Radioactive isotope decay speeds up over time.

Radioactive isotopes decay at an unknown speed.

Radioactive isotope decay slows down over time.

Flag question: Question 5
Question 52 pts
What is a naturally occurring substance that is stable at room temperatures and has a specific chemical composition?
Group of answer choices

minerals

metamorphic rock

igneous rock

sedimentary rock

Flag question: Question 6
Question 62 pts
What term is used to describe the collection of fossils that document the history of life on Earth?
Group of answer choices

fossil evolution

index fossils

faunal succession

the fossil record

Flag question: Question 7
Question 72 pts
A fossil of an organism that lived for only a short time is found in a narrow range and is used to assign an age to the rocks in which it is found. What is this type of fossil called?
Group of answer choices

a reference fossil

a permineralized fossil

an index fossil

a faunal fossil

Flag question: Question 8
Question 82 pts
How would a sample of sedimentary rock become a metamorphic rock?
Group of answer choices

weathering and erosion

melting and cooling

cementation and compaction

heat and pressure

Flag question: Question 9
Question 92 pts
How do earthquakes affect rock formations?
Group of answer choices

Igneous rocks will form.

Softer rocks will be covered.

Softer rocks will be exposed.

Rocks will dry out and crack.

Flag question: Question 10
Question 102 pts
Which type of rock formation is mostly caused by strong winds?
Group of answer choices

glacial horn

butte

canyon

aeolian landscape

Answer 1

1. Sedimentary
2. Radioactive isotopes
3. Red bands form when iron reacted with oxygen.
4. Radioactive isotopes decay at a constant rate.
5. Minerals
6. The fossil record
7. An index fossil
8. Heat and pressure
9. Softer rocks will be exposed.
10. Aeolian landscape