EOG Science Review 7

A wagon is pushed in a straight line. How would an increase in friction on the wagon wheels affect the wagon?

• It would cause the wagon to move faster.

• It would cause the wagon to change mass

• It would cause the wagon to change direction.

• It would cause the wagon to slow down.

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NGSS.MS-PS2-2

A runner measured the time it took him to run 5 km. What can he calculate from the distance and time measurements?

• force

• direction

• speed

• mass

Which is an example of a noninherited trait?

• hair texture

• tongue rolling

• food preference

• face shape

Which characteristic is the best example of an inherited trait?

• short hair

• eye color

• pierced ears

• long fingernails

Tags

NGSS.MS-LS4-4

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Which statement best describes the relationship between the nervous system and the muscular system?

• The nervous system controls the muscular system.

• The muscular system controls the nervous system.

• The nervous system provides nutrients and oxygen for the muscular system.

• The muscular system provides nutrients and oxygen for the nervous system

Some people have a “hitchhiker’s” thumb that allows them to bend their thumbs more than other people. How do these people most likely get this trait?

• They learn it from friends.

• They inherit it from their parents.

• They get it as a result of an illness.

• They get it as a result of their jobs.

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A food chain in an ecosystem includes blackberry bushes, deer, and wolves. • Deer eat blackberries. •

Wolves eat deer.

If the population of wolves decreases, how will this affect the population of blackberry bushes?

• It will decrease because there will be fewer deer.

• It will increase because there will be fewer deer.

• It will increase because there will be more deer.

• It will decrease because there will be more deer.

Tags

NGSS.MS-LS2-1

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Which of the following brings warmer waters in the Pacific Ocean?

• El Nino

• La Nina

• Gulf Stream

• Prevailing winds

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What would most likely happen if all of the decomposers in an ecosystem were removed?

• The animals in the ecosystem would die because of the spread of disease

• The plants in the ecosystem would eventually die because of a lack of nutrients in the soil.

• The plants in the ecosystem would begin to die out because of a decrease in available water.

• The animals in the ecosystem would eat other types of food because of a decrease in producers.

Tags

NGSS.MS-LS2-1

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What would most likely result if all plants in an area were destroyed?

• Consumer populations would increase because more sunlight would reach the ground.

• Decomposer populations would increase because more sunlight would reach the ground

• Consumer populations would decrease because plants provide them with water.

• Consumer populations would decrease because plants provide them with energy.

Tags

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