Geology

What evidence do scientists get from studying rock fossils?

• How earth's environment has changed over time.

• How the solar system was formed.

• That living things stay the same until they become extinct.

• That environmental conditions have stayed the same over time, but living things have evolved.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which is true of fossils?

• Anything that was ever on Earth could be a fossil.

• Fossils are only formed by once living things.

• Fossils are only formed by once non-living things.

• Fossils were only formed millions of years ago.

Tags

NGSS.MS-LS4-1

Which chemical compound is present in an ice core sample that helps scientists determine climate changes?

• hydrogen peroxide

• carbon dioxide

• carbon monoxide

• potassium chloride

Tags

NGSS.HS-ESS2-6

Which is true of Uranium for radioactive dating?

• It is only mildly reactive, and breaks down slowly over time.

• It is highly reactive and breaks down slowly over time.

• It is mildly reactive and breaks down very fast.

• It's reactivity and break down rate depend on outside forces such as pressure and temperature.

Tags

NGSS.HS-PS1-8

What kind of rock is formed by the compaction and cementation of sediments

• Igneous Rocks

• Metamorphic Rocks

• Sedimentary Rocks

• Crystals

The three rock types are:

• Metamorphic, crystalline and magma

• Intrusive, extrusive and globular

• Igneous, sedimentary and metamorphic

Which of the following has the greatest erosional power?

• an avalanche

• creep

• a landslide

• glacier

Tags

NGSS.MS-ESS2-2

How many minerals are found in the Earth's crust?

• 1000

• 3000

• 2000

• 4000

What percentage of the Earth's surface is covered by glaciers?

• 5 percent

• 10 percent

• 15 percent

• 20 percent

What effect does a fast cooling rate have on grain size in igneous rocks?

• It forms dark crystals.

• It forms large-grained crystals.

• It forms light crystals.

• It forms fine grained crystals