Year 8 Earth Science Pretest

Which rock is light enough to float on water?

• Scoria

• Pumice

• Basalt

• Obsidian

• Granite

Which TWO of the following rocks are formed from the remains of living things?

• Scoria

• Limestone

• Pumice

• Coal

• Obsidian

How do we know what living things have NOT existed for millions of years looked like, how they walked and what they ate?

• Fossils

• Rock formations

• The type of prey alive at the time

• Tools

• Dead bodies

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

How can whole skeletons of animals be fully preserved for millions of years?

• The bones can turn to rock.

• The imprints of the bones can be replaced by mud OR sediments.

• The bodies can be trapped in rocks OR buried in water.

• The bodies can be trapped in sap OR buried in ice OR sediments

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which three of the following can you learn from a dinosaur footprint?

• Size and weight of the dinosaur

• The dinosaur's diet

• How the dinosaur walked.

• Whether they lived in herds OR alone.

• The exact age of the dinosaur.

What is the process by which fossils are formed?

• Decomposition

• Fossilization

• Metamorphosis

• Photosynthesis

What can the study of fossils tell us about the earth's history?

• The types of animals that existed

• The climate conditions of the past

• The geographical changes over time

• All of the above

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Which rock is formed from the cooling and solidification of magma or lava?

• Sedimentary rock

• Metamorphic rock

• Igneous rock

• None of the above

What is the process by which rocks are broken down due to exposure to processes that occur on Earth's surface?

• Weathering

• Erosion

• Metamorphosis

• Fossilization

Tags

NGSS.MS-ESS2-2

What can the study of rock layers tell us about the earth's history?

• The types of animals that existed

• The climate conditions of the past

• The sequence of events that occurred over time

• All of the above

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1