Day 37

Investigation 7 part 1

The Water Planet

Reading a Pie Chart

Visualization Exercise 7.1

Resource P. 45

Resource P. 45

Caption

Visualization Exercise 7.2

Resource P. 46

Video

• Watch Water Works: Careers in Hydrology

• After the video be prepared to discuss what you saw!

Video Discussion

• Why is water significant to those who live on Earth?

• All living things need it to survive, drinking, irrigation, recreation, transportation, power.

• What does the word hydrology mean?

• The study of water as it moves through the environment.

Video Discussion Cont.

• What are the key elements in predicting a flood?

• Knowledge of amount of precipitation and runoff, speed of water, how much water to expect.

• What might cause precipitation to run off into a river instead of soaking in?

• Kinds of soil, whether surface is smooth or rough, whether surface is vegetated or not, and steepness of slope.

Video Discussion Cont.

• What do hydrologists do?• Study the water cycle, gather data on

precipitation, predict the speed of water in runoff and in rivers, predict river levels and floods, and anticipate hazardous conditions

• What parts of the water cycle were shown in the video?

• Precipitation, runoff, absorption, and evaporation.

Reading

• Open to page 45 in the green resource book.

• Read “Earth: The Water Planet”