Gizmo
Activity A:
Types of water pollution Get the Gizmo ready:
• Check that the TYPE tab and Toxic pollution are selected.
Question: What are the main types of water pollution?
1. Read and learn: Besides toxic pollution, the other types of pollution are sediment pollution, nutrient pollution, and bacterial pollution. You have already described toxic pollution on the previous page. Read about the other types, and describe each in your own words.
Sediment pollution
Description: is the pollution brought about by rivers carrying dust and other fine or coarse particles.
Causes: deforestation, poor farming practices, industrial dumping of waste that is unregulated.
Consequences: poor light quality is the first consequence of high sediment concentration in the water.
Nutrient pollution
Description: __________________________________________________________
__________________________________________________________
Causes: __________________________________________________________
__________________________________________________________
Consequences: __________________________________________________________
Bacterial pollution
Description: __________________________________________________________
__________________________________________________________
Causes: __________________________________________________________
__________________________________________________________
Consequences: __________________________________________________________
Activity B:
Real-world examples Get the Gizmo ready:
• Select the EXAMPLE tab.
• Check that example 1/12 is selected. (If not, use the arrow buttons to get to example 1/12.)
Question: What are the real-world causes of water pollution?
1. Practice: For each Real-world example presented in the Gizmo, guess which type or types of pollution will result by checking the boxes. When you are ready, click Check answer to
Types of water pollution Get the Gizmo ready:
• Check that the TYPE tab and Toxic pollution are selected.
Question: What are the main types of water pollution?
1. Read and learn: Besides toxic pollution, the other types of pollution are sediment pollution, nutrient pollution, and bacterial pollution. You have already described toxic pollution on the previous page. Read about the other types, and describe each in your own words.
Sediment pollution
Description: is the pollution brought about by rivers carrying dust and other fine or coarse particles.
Causes: deforestation, poor farming practices, industrial dumping of waste that is unregulated.
Consequences: poor light quality is the first consequence of high sediment concentration in the water.
Nutrient pollution
Description: __________________________________________________________
__________________________________________________________
Causes: __________________________________________________________
__________________________________________________________
Consequences: __________________________________________________________
Bacterial pollution
Description: __________________________________________________________
__________________________________________________________
Causes: __________________________________________________________
__________________________________________________________
Consequences: __________________________________________________________
Activity B:
Real-world examples Get the Gizmo ready:
• Select the EXAMPLE tab.
• Check that example 1/12 is selected. (If not, use the arrow buttons to get to example 1/12.)
Question: What are the real-world causes of water pollution?
1. Practice: For each Real-world example presented in the Gizmo, guess which type or types of pollution will result by checking the boxes. When you are ready, click Check answer to