Earth and Space STAAR Review

What statement about the sun is true?

• It is the hottest star in the universe.

• It is closer to Earth than any other star.

• It is located in the center of the Milky Way galaxy.

• It is the largest type of star known to exist.

Tags

TEKS.SCI.8.9A

What factor contributes most to the formation of a hurricane?

• High water temperatures

• High water density

• High water oxygen levels

• High water volume

Tags

TEKS.SCI.8.10C

A student draws models of Earth and the sun in different positions.

Which drawing should be used to represent summer in the Southern

Hemisphere?

• A

• B

• C

• D

Tags

TEKS.SCI.8.10B

A diagram of a convection current is shown. Which statement correctly describes the changes in the air as it moves from Location R to Location T?

• The sun heats the land faster than the ocean water, so high-density

  air moves from the ocean to the land, becoming less dense.

• The sun heats the land faster than the ocean water, so high-density

  air moves from the land to the ocean, becoming less dense.

• The sun heats the land slower than the ocean water, so high-density

  air moves from the ocean to the land, becoming less dense.

• The sun heats the land slower than the ocean water, so high-density

  air moves from the land to the ocean, becoming less dense.

Tags

TEKS.SCI.8.10B

TEKS.SCI.8.10C

A Hertzsprung-Russell diagram is shown. An astronomer discovers a star that has a temperature of 3,750 K and

a luminosity of 103 Lsun. According to the diagram, which type of star did the astronomer

discover?

• White dwarf

• Main sequence

• Giant

• Supergiant

Tags

NGSS.HS-ESS1-3

A Hertzsprung-Russell diagram is shown. Which statement supports the answer to an astronomer discovers a star that has a temperature of 3,750 K and

a luminosity of 103 Lsun?

• The star is cool and bright compared to other types of stars.

• The star is hot and bright compared to other types of stars.

• The star is cool and dim compared to other types of stars.

• The star is hot and dim compared to other types of stars.

Tags

NGSS.MS-ESS1-3

A student is modeling how sunlight affects different locations on Earth.

The student uses a globe and a flashlight as shown. Based on the model, which statement is correct?

• Locations J and K will be starting to experience nighttime in

  12 hours.

• Locations L and M will be starting to experience nighttime in

  24 hours.

• Locations K and L will be experiencing daytime in 24 hours.

• Locations J and M will be experiencing daytime in 12 hours.

Tags

NGSS.MS-ESS1-1

A student wants to plan a family camping trip during a full moon. The

student looks outside to see that the moon is currently in its first

quarter phase.

About how many days does the student need to wait in order to go

camping on the night of a full moon?

• 4 days

• 8 days

• 13 days

• 20 days

Tags

NGSS.MS-ESS1-1

The satellite images show how the Padma River in Bangladesh has

changed over time. Which of these MOST LIKELY caused the changes in the shape of the

Padma River?

• The weathering of sediment within the river caused landslides

  along the riverbank.

• Increased droughts caused weathering and erosion in areas

  surrounding the river.

• The flow of the water in the river caused erosion along the

  riverbanks.

• Decreased city development along the riverbanks caused an

  accumulation of sediment.

Tags

NGSS.MS-ESS2-2