Ocean Systems

What are some effective ways individuals can help maintain the quality of surface water? Choose TWO correct answers.

• Reduce water usage

• Increase the use of plastic bottles

• Keep pollutants out of storm drains

• Install water softeners at home

Tags

NGSS.MS-ESS3-3

Which of the following is a consequence of rising sea levels due to human activities?

• Increased land area.

• Loss of coastal habitats.

• Decreased ocean salinity.

• More freshwater availability.

Tags

TEKS.SCI.7.11B

What is the impact of agricultural runoff on ocean systems?

• It provides nutrients for marine life.

• It can cause harmful algal blooms.

• It has no effect on ocean systems.

• It purifies ocean water.

Tags

TEKS.SCI.7.11B

Which of the following is a benefit humans receive from healthy ocean systems?

• Increased air pollution.

• Decreased biodiversity.

• Abundant seafood resources.

• More desertification.

Tags

TEKS.SCI.7.11B

Warm water is _______ dense than cold water, so it floats above cold water.

• more

• less

Which of the following is a sustainable practice to reduce human impact on ocean systems?

• Overfishing.

• Using single-use plastics.

• Implementing marine protected areas.

• Dumping waste into the ocean.

Tags

TEKS.SCI.7.11B

What is one way humans can reduce their impact on ocean systems?

• Increase the use of fossil fuels.

• Reduce, reuse, and recycle materials.

• Increase the use of single-use plastics.

• Dump more waste into the ocean.

Tags

TEKS.SCI.7.11B

Which of the following is a benefit humans receive from healthy ocean systems?

• Increased air pollution.

• Decreased biodiversity.

• Abundant seafood resources.

• More desertification.

Tags

TEKS.SCI.7.11B

What are ocean tides?

• Long waves due to the gravitational pull of the moon only.
• Long period waves caused by wind.
• Short period waves caused by wind. 
• Long waves due to the gravitational pull between the Earth,sun and the moon

Tags

NGSS.MS-ESS1-1

What is a high tide?

• Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

• Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

• Sea pulled AWAY from the moon where Earth is CLOSEST to the moon

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4