Which coastal storm starts in the South Pacific and Indian Ocean
Cyclone
List 3 weathering processes
abrasion, temperature changes, wind and water
Which of the following is NOT true regarding Saltwater?
it is found in rivers and lakes
it makes up 97% of the earth's water
it is found in oceans and seas
it has a high concentration of dissolved salts
Freshwater...
has a low concentration of dissolved salts
is found in oceans and seas
has a high concentration of dissolved salts
is found in sea ice
Which is NOT a consequence of melting glaciers?
Less freshwater
Disappearance of species
Rising sea levels
Cooling of climate
True or false: if heat is removed, water will turn into a solid
true
True or false: a headland is a coastal landform that has a sheer drop and can erode into cracks, sea stacks, and stumps via water and wind
true
Why was the program " Programa Um Milhao de Cisternas" important to the Brazilian people?
It provided clean water to millions of people--allowed them to collect water in preparation for dry season
What 3 conditions does there need to be for coastal storms to form?
Warm water, area of low pressure, wind speeds over 119 km/h
What does "unsaturated" mean?
It can hold more water
What is greywater?
wastewater from laundry machines and bathtubs
True or false: In the summer, the water table is more full
False
What type of water would we find where a river meets an ocean?
brackish
True or false: a sea is a smaller part of an ocean
true
Which city would have milder temperatures year round?
Edmonton
Lethbridge
Vancouver
Regina
Turbidity describes:
the cloudiness of the water
What does an anemometer measure?
Wind speed
List 5 indicators of water quality
temperature & dissolved oxygen, pH levels, Nutrients and minerals, bacteria, turbidity
True or false: blackwater cannot become whitewater
false
What is effluent?
Water that flows out as treated wastewater (not ready to drink)
How do the seasons affect the water table?
In the late winter and spring, as snow begins to melt and we get more rain storms, the water table level rises. In the drier months of
Erosion is:
the movement of weathered rock from one place to another
Weathering is:
the breakdown of rock
Rain, sleet, snow and hail are all examples of
precipitation
What is whitewater?
clean, drinkable water
In general, list the process of primary and secondary water treatment
remove garbage, grit and heavy solids. Grease is removed and and heavy solids go to a digester where they become methane rich gas. Water left is called effluent
What is a storm surge?
Abnormal rise in seawater levels during a storm
How are Indigenous Peoples affected by water pollution?
Indigenous People are exposed to poor drinking water and polluted waters due to agricultural run off from non-Indigenous communities
What is blackwater?
Wastewater from toilets
List 5 human activities that affect water quality
Agriculture, Fossil Fuel Production, Sewage, Pharmaceuticals, Development
True or False: Quality waters have a pH of 6.5- 8.5
True
Which well type would have the MOST contamination
dug well
What is solar distillation?
the sun causes evaporation of salt in saltwater to create droplets of freshwater
pH from 8-14 is considered
Basic
Where would I most likely find septic tanks?
Rural communities
True or false: if temperature increases, dissolved oxygen descreases
true
Nutrients and minerals that could affect water quality are:
phosphorous and nitrogen, manganese, copper and iron (too much is a bad thing!)
List 3 activities that drain the water table
washing cars, leaving the tap on, watering the lawn, farmland irrigation, filling swimming pools, drinking more water because we are sweating more
What is rainwater harvesting?
collecting rainwater from a structure (like a gutter) and collecting it into a barrel or underground storage tank. (can be treated or not treated)
Is water drinkable after primary and secondary treatment?
No
What is desalination?
converting saltwater to freshwater using heat
Name 3 atmospheric conditions that can create a microclimate
wind, temperature and precipitation
What is leaching?
When water washes or carries away chemicals through soil
Which water treatment (primary, secondary or tertiary) are bacteria and other pathogens removed from the water?
tertiary water treatment
List 4 eroding agents
wind, water, gravity, and ice
What is a watershed?
area of land where surface water drains into a common body of water
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