What do the law of superposition and the law of inclusion have in common?(1 point)
The fossil is older than the layer of rock right below it.
The fossil is younger than the layer of rock it was formed in.
The fossil is younger than the layer of rock right above it.
The fossil is older than the layer of rock it was formed in.
Which conclusion can be made?
(1 point)
The fault is younger than the layers of rock based on the law of inclusion.
The fault is older than the layers of rock based on the law of crosscutting.
The fault is older than the layers of rock based on the law of inclusion.
The fault is younger than the layers of rock based on the law of crosscutting.
What do the law of superposition and the law of inclusion have in common?(1 point)
Both laws give the exact ages of rocks.
Both laws are about matching fossils in different areas.
Both laws are about the ages of intruding rocks.
Both laws describe the relative ages of rocks.
Which is correct about the effectiveness of carbon dating? (1 point)
Responses
It only works for organisms that died less than about 6,000 years ago.
It only works for organisms that died less than about 60,000 years ago.
It only works for rocks that formed more than about 6,000 years ago.
It only works for rocks that formed more than about 60,000 years ago.
Which statement is correct about carbon dating and index fossils?(1 point)
Responses
Index fossils are used for absolute dating, but carbon dating is not.
They are both used to determine the absolute ages of rocks and fossils.
They are both used to determine the relative ages of rocks and fossils.
Carbon dating is used for absolute dating, but index fossils are not.
Which statement explains why ammonites are a good example of an index fossil?(1 point)
Responses
Ammonites existed long before the dinosaurs.
Ammonites existed for a relatively limited period of time.
Ammonites existed in a small geographic area.
Ammonites existed only in the oceans.
What is the theory that describes the movement of landmasses on Earth’s surface?(1 point)
Responses
continental drift
plate tectonics
divergence
subduction
How does the fern Glossopteris provide evidence for the movement of the continents?(1 point)
Responses
It existed in the Permian period.
It lived at the same time as , Lystrosaurus, .
It is the oldest plant on Earth.
It was found on many continents.
Which is a result of Earth’s magnetic poles reversing over time?(1 point)
Responses
distinct bands in rocks that contain magnetic particles
high amounts of iron found in ocean rocks
magma rising to the ocean floor at mid-ocean ridges
volcanoes occurring at tectonic plate boundaries
How are earthquakes at continental plate boundaries different from earthquakes at mid-ocean ridges?(1 point)
Responses
They begin closer to Earth’s surface.
They begin deeper in Earth’s crust.
They are shorter in duration.
They are longer in duration.
Which describes ocean rocks that are found near mid-ocean ridges?(1 point)
Responses
They are younger and form through the cooling of magma.
They are younger and form through the cementation of sediments.
They are older and form through the cooling of magma.
They are older and form through the cementation of sediments.
Fossils of the same life form species have been found on continents that are now divided by oceans. In one to two sentences, explain how this could be possible if a supercontinent did not exist.(2 points)
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This could be possible if the continents were once connected and have since moved apart due to plate tectonics.
Which describes the difference between the law of inclusion and the law of crosscutting in relative dating of rocks and fossils?(1 point)
Responses
Bottom layers of rock are older only in the law of crosscutting.
Bottom layers of rock are older only in the law of crosscutting.
Bottom layers of rock are younger only in the law of crosscutting.
Bottom layers of rock are younger only in the law of crosscutting.
Intruding objects are older in the law of inclusion.
Intruding objects are older in the law of inclusion.
Intruding objects are younger in the law of inclusion.
Intruding objects are younger in the law of inclusion.