Unit 6 Science Review-HMH

Unit 6 Science Review-HMH

By Nicole Gooch

Multiple Choice

Joshua spends the day at the beach with his family. He finds some smooth stones in the sand. What process causes such stones to become smooth?

• deposition

• grooving

• weathering

• erosion

Multiple Choice

Which event most often affects the shape of the land?

• Desert plants are providing protection from wind.

• Crabs are moving beach sand many miles away.

•      Small animals are widening cracks in rocks.

• Roots are holding soil in place after a storm.

Multiple Choice

Which events will most likely occur near continent and ocean boundaries?

• earthquakes

• floods

• hurricanes

• volcanoes

Multiple Choice

A scientist explains that the land can be shaped by wind. Which observation best supports this explanation?

• a root of a large tree breaking up a sidewalk

• a beach rock losing its edges from waves

•      a desert rock changing its shape over many years

• a crack in a rock becoming larger during the winter

Multiple Choice

One kind of landform is rough and jagged and much higher than the surrounding land. What is the name for this kind of landform?

• mountain

• hill

• plain

• valley

Multiple Choice

Plants help rock to weather. Which of these parts does a plant most often use to weather rock?

• its roots

• its leaves

• its stems

• flowers

Multiple Choice

Which landform is a low area made by moving water or ice?

• a valley

• a hill

• a plateau

• a mountain

Multiple Choice

A newspaper article stated that scientists have been able to study the deepest part of the ocean. This area is more than 11,000 meters deep. What is this ocean feature called?

• valley

• river

• plain

• trench

Multiple Choice

Rain that falls on rock goes into cracks in the rock. What happens when the water freezes in these cracks?

• The cracks get stronger.

• The cracks get weaker.

• The cracks get smaller.

• The cracks get wider.

Multiple Choice

Which of these is an example of erosion?

• termites building mounds

• land drying out and cracking

•      waves carrying sand out to sea

• people cutting down forests to build houses

   

Multiple Choice

The picture shows a cracked rock. Which event most likely caused the cracks in this rock to form?

• Rain fell in a short amount of time.

• Wind blew sand into the rock.

• Plant seeds got into the rock and grew.

• Sunlight made the rocks get hot and expand.

Multiple Choice

This beaver builds a dam for shelter. How does this affect the beaver’s environment?

• The beaver erodes the shore of the lake.

• The beaver can make a lake in a river.

• The beaver can add nutrients to soil

• The beaver weathers the rocks in the river.

Multiple Choice

Which feature is identified by label Z?

• mountains

• lakes

• oceans

• plains

Multiple Choice

Which feature is identified by label Y?

• mountains

• lakes

• oceans

• plains

Multiple Choice

The pictures show a weathered rock. What most likely caused the rock to change?

• Wind blew sand particles into the crack.

• Water got in the crack and froze many times.

• An animal tried to make a home in the crack

• Running water went through the crack quickly.

​You will have 7 question with pictures and tables.

The questions will be about:

• What caused the land to change?

• Be able to identify an image of a landslide?

• What causes erosion and weathering?

• Water seeps into cracks in the road and freezes. What could happen to the road over time?

• ​Cause and effect of weathering and erosion.

• Explain how a river could change a valley over time.

• ​There will be a question about patterns of either volcanos or earthquakes from a map.

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Subject | Subject