Water Quality, Pollution, & Conservation

What does potable water mean? 🤖

• Acid water
• Harmful when u drink it
• Contaminated water
• Safe for drinking

What is hardness?  🐱🚀

• Amount of minerals in the water
• Rock hard muscles
• Rocks
• Hard minerals in water

Low turbidity means what

• Clear water
• cloudy water
• smelly water
• witch water

high turbidity means what

• smelly water
• clear water
• cloudy water
• witch water

A body of water has a high bacteria count. What should happen to the concentration of the dissolved oxygen in the water?

• The concentration of oxygen in the water should increase.

• The concentration of oxygen in the water should decrease.

• The concentration of oxygen in the water should remain the same.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Which pH value would be the most dangerous to aquatic organisms living in a typical surface water source?

• 3

• 6

• 7

• 8

Tags

NGSS.MS-LS1-5

cold water makes dissolved oxygen

• increase

• decrease

photosynthesis makes dissolved oxygen

• increase

• decrease

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Fertilizers in the water makes Nitrogen levels

• increase

• decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

When harmful substances mix with our waterway systems, the result is __________________.

• erosion

• water pollution

• irrigation

• crop rotattion