Science STAAR Category Two

Most stars in the universe fit into one of the four areas on this Hertzsprung-Russell diagram. Which area of the diagram represents the white dwarfs?

• Star 1

• Star 2

• Star 3

• Star 4

The diagram below shows a model of the movement of two tectonic plates. When the plates collide, one plate often moves below the other plate. The rising magma that can result from this type of plate movement may produce —

• fossil layers

• volcanic islands

• deep-sea sediment

• seafloor spreading

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The San Andreas fault is a transform fault. The map below shows a student’s approximation of where the fault line crosses through the United States. Students were asked to make maps predicting which way land would most likely move over thousands of years. Which map best predicts the likely movement of land along the fault line over thousands of years?

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Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The map shows some of Earth’s plate tectonic boundaries. Based on the map, volcanic activity would most likely be found at —

• Location W

• Location X

• Location Y

• Location Z

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

The topographic map shows the location of a park ranger at Point X when a message is received that an injured hiker needs help at Point Z. Which of these is closest to the difference in elevation between the locations of the ranger and the injured hiker?

• 2,050 m

• 450 m

• 910 m

• 3,650 m

Tags

NGSS.MS-ESS2-2

A section of a topographic map is shown below.

What is the difference in elevation in meters between Point X and Point Y on the map?

A river area is shown on the topographic map. Four riverbank areas are labeled on the map. Which two riverbanks are the steepest?

• W and X

• Y and Z

• X and Y

• W and Z

Tags

NGSS.MS-ESS2-2

Which diagram models a hypothetical situation in which every location on Earth would have 12 hours of daylight and 12 hours of darkness per day?

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Tags

NGSS.MS-ESS1-1

A phase of the moon is shown. Which pair of diagrams shows the moon’s phase immediately before and immediately after this phase?

A.

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Tags

NGSS.MS-ESS1-1

A student must complete the column of the table that lists the dates of the full moons. What are the most likely dates of the full moons?

• February 5, March 7, April 5, May 4

• February 15, March 17, April 15, May 14

• February 25, March 27, April 25, May 24

• February 29, March 31, April 29, May 28

Tags

NGSS.MS-ESS1-1