Lecture 1

Question 1

Hydrology

Answer 1

Study of water

Question 2

Hydrogeology

Answer 2

Distribution of groundwater in the soil

Question 3

Practical uses of hydrogeolgy

Answer 3

Designing wells
Quantity availability of water

Question 4

Where is water cycle more prevalent

Answer 4

Over ocean

Question 5

What is the driving force of the water cycle

Answer 5

The sun

Question 6

4 main phase of WC

Answer 6

Precipitation
Evaporation
Transpiration
Surface streamflow

Question 7

Catchment

Answer 7

Logical unit of focus for studying the water on the land phase.

Question 8

Catchment area

Answer 8

An area defined by topography, all water that drops in catchment ends up in same river unless used up.

Question 9

Strangler stream order

Answer 9

1st order: smallest streams, all year flow, no tributaries.
2nd: when 2 first order streams come together
3rd: formed when 2 second order streams join.

Question 10

Typical properties to describe a catchment

Answer 10

Precipitation received per annum
The catchment area

Question 11

Catchment water balance

Answer 11

Overall state of water recourses in a hydrological system