Carousel Earth History 8.E.2.1 and 8.E.2.2

A scientist finds the bones of a dinosaur. What could help the scientist determine the approximate age of the dinosaur bones?

• the birds living in the area of the bones

• the weather conditions in the area of the bones

• the kinds of trees living in the area of the bones

• the index fossils in the area of the bones

In what type of rock would a geologist MOST LIKELY find evidence of ancient life?

• sedimentary

• foliated

• metamorphic

• igneous

Tags

NGSS.MS-LS4-1

A geologist found 600 year old fossils below a particular rock layer. Which will the geologists MOST LIKELY find above the rock layer?

• 450 year old fossil

• 600 year old fossil

• 650 year old fossil

• 1000 year old fossil

Tags

NGSS.MS-ESS1-4

Which would be MOST effective in determining the age of fossils embedded in rock?

• relative dating

• absolute dating

• use of index fossils

• use of core sampling

Tags

NGSS.MS-ESS1-4

A scientist finds an index fossil in layers of rock in both Africa and South America. What does this indicate about the ages of the rocks?

• the African rock is older

• the South American rock is older

• the rocks are younger than the fossils

• the rocks are about the same age

Tags

NGSS.MS-ESS1-4

The fossil record shows that life on Earth has changed over time. For example, paleontologist have found that older rocks contain fossils of

• organisms that are more complex than those alive today.

• both simple and complex organisms.

• organisms that are simpler than those alive today.

Tags

NGSS.MS-LS4-1

The Law of Superposition states:

• Oldest is on the top layer, youngest is on the bottom

• Oldest in the middle layers, youngest is on the bottom

• Oldest is on the bottom layer, youngest is on the top

• All of the rock layers are the same age

Tags

NGSS.MS-ESS1-4

What era did mammals form?

• Paleozoic Era

• Cenozoic Era

• Mesozoic Era

What type of fossil can be described as sand or mud hardened in the shape of an organism?

• Mold

• Cast

• Petrified

• Perserved

Tags

NGSS.MS-LS4-1

What type of fossil can be described as when mud or sand harden to stone, leaving a footprint, trail or burrow of an organism left behind?

• Cast

• Mold

• Trace

• Carbonized