STAAR

• Main sequence

• White dwarf

• Blue giant

• Red giant

Farmers can best reduce negative effects on the water quality of nearby streams and lakes by planting crops that —

• produce less oxygen

• produce less carbon dioxide

• need less fertilizer

• need less solar energy

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-5

• Position 1, because the Western Hemisphere is facing the sun

• Position 2, because the Northern Hemisphere tilts toward the sun

• Position 3, because Earth is at its closest point to the sun in its orbit

• Position 4, because Earth is traveling at its fastest rate in its orbit

Tags

NGSS.MS-ESS1-1

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Tags

NGSS.MS-ESS1-1

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• The chemical energy in the fuel-air mixture is converted to thermal energy, which is then converted to mechanical energy.

• The mechanical energy in the fuel-air mixture is converted to electrical energy, which is then converted to thermal energy.

• The electrical energy in the fuel-air mixture is converted to mechanical energy, which is then converted to thermal energy.

• The thermal energy in the fuel-air mixture is converted to electrical energy, which is then converted to mechanical energy.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Students observe an unknown species during a field study. They observe that the organism is multicellular, is autotrophic, and can reproduce both sexually and asexually. Which kingdom does this organism most likely belong to?

• Archaea

• Animalia

• Bacteria

• Plantae

Tags

NGSS.MS-LS4-2

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Tags

NGSS.MS-PS3-1

• Increasing salinity of seawater near the land

• Intense rays from the sun striking the land

• Solids floating in seawater depositing on the land

• Strong storm winds blowing across the land

Tags

NGSS.MS-ESS2-2

Which element has chemical properties that are most similar to the chemical properties of sulfur, S?

• Silicon, Si

• Chlorine, Cl

• Selenium, Se

• Phosphorus, P