510 likes | 608 Views
Semester 1 Review Jeopardy. Which law tells us that a fault or igneous intrusion is always younger than the rock layers it cuts through?. Answer. The Law of Crosscutting Relationships. Home. Evidence that an animal was once in a place like footprints or burrows?. Answer. Trace Fossils.
E N D
Which law tells us that a fault or igneous intrusion is always younger than the rock layers it cuts through? Answer
Evidence that an animal was once in a place like footprints or burrows? Answer
Trace Fossils Home
Unconformity Home
The number of half-lives gone through when a parent isotope is ¼ of it’s original amount? Answer
2 Home
Which law tells us that all rocks beneath an unconformity are older than rocks above the unconformity? Answer
Law of Superposition Home
In radiometric dating, what is the original material called? (the radioactive material) Answer
Parent isotope Home
The Impact Hypothesis says dinosaurs became extinct when… Answer
The super continent that formed about 300 million years ago. Answer
Pangea Home
Mass extinction Home
The place where characteristic fossils were first discovered. . Home
Gradual development of new organisms from pre-existing ones? Answer
Evolution Home
Eons Home
Plates that slide past each other in opposite directions? Answer
Transform Home
Most scientists agree that the Earth is about how hold? Answer
Surface waves Home
Great stress Home
Total destruction Home
Area on Earth’s surface where no direct seismic waves can be detected? Answer
Shadow zone Home
Tracing of earthquake motion that depends on a seismograph. Answer
Seismogram Home
Liquid rock underground? Answer
Magma Home
A large pluton? Answer
Batholith Home
The majority of earthquakes and volcanoes happens here? Answer
Pacific Ring of Fire Home
Iceland lies along this? Answer
Mid-Atlantic Ridge Home