What are sedimentary, igneous, and metamorphic rocks?
100
Measured in billions of years.
What is an eon?
100
Fossil.
What is an impression, cast, original material, or track of an organism that been preserved more than 10,000 years?
200
Energy stored in an object.
What is potential energy?
200
The center of the Earth.
What is the inner core?
200
This is how sedimentary rocks form.
What happens when sediment is compacted and cemented together?
200
The 4 units of time.
What is eons, eras, periods, and epochs?
200
How hard features fossilize compared to soft features.
What is "Hard features fossilize easier than soft features."?
300
Whats the formula for gravitational Potential Energy?
What is Mass*Gravity*Height ?
300
The layer of Earth beneath the lithosphere.
What is the asthenosphere?
300
This is how igneous rocks form.
What happens when magma cools and solidifies?
300
Middle life.
What does Mesozoic mean?
300
Ways fossils can be destroyed.
What is "Too much sediment can crush the bones, the bones can melt, or be displaced."?
400
The formula for kinetic energy.
What is 1/2*Mass*Velocity^2 ?
400
The three types of plate boundaries.
What are divergent, convergent, and transform boundaries?
400
This is how metamorphic rocks form.
What happens when rocks have so much pressure they change into another rock?
400
The epoch we are in now.
What is the Holocene epoch?
400
The difference between a body and trace fossil.
What is "A body fossil is an organism, a trace fossil is created by a once-living organism."?
500
The cheapest major light bulb type in use for 30,000 hours.
What is an LED bulb?
500
The difference between the oceanic and continental crust.
What is "Oceanic crust is more dense, continental is less dense. Oceanic crust is thinner, continental is thicker. Oceanic crust is basaltic, continental is granitic."?
500
Rocks on bottom are older; rocks on top are younger.
What is the law of superposition?
500
Devonian.
What is the 4th period in the Paleozoic Era?
500
The smaller fossils that are used to date dinosaur fossils.