Earth Science Stack Exchange
Earth Science Stack Exchange

Questions tagged [water]

For questions relating to the liquid phase of water (H₂O), specifically its structure, properties, and uses in meteorology and Earth Science.

196 questions
8
votes
1 answer

Is water actually blue or is it transparent?

This is my first post on StackExchange and I would like to ask a question: Is water actually blue or is that just the reflection of the sky?
user15196
6
votes
0 answers

Is there a study relating water table to construction/RCC activity?

Background: The soil in our locality is/was Black Cotton Soil - mostly from weathered humus over the years. Our locality was also mostly large (by Indian standards) plots mostly with load-bearing walls - so there plenty of houses had enormous…
Everyone
  • 271
  • 1
  • 4
5
votes
0 answers

Are there places with water hardness between 30 dGH and 50 dGH?

In the manual of my new dishwasher there is a table of values of water hardness. It goes until 50 dGH (degrees of general hardness) which corresponds to 9,0 mmol/l in the same table. From wikipedia: 1 dGH is equivalent to 0.17832 mmol per litre of…
Yuri Borges
  • 151
  • 1
4
votes
0 answers

What does the motion of water in tsunamis look like?

This is what normal wave motion looks like. Do tsunamis that travel at 60mph look any different?
Dale
  • 169
  • 3
4
votes
0 answers

Soluble reactive phosphorus or Dissolved Inorganic Phosphorus?

Why is dissolved inorganic phosphorus called soluble reactive phosphorus (SRP) instead of dissolved inorganic phosphorus (DIP)? Seems to me that DIP would be much more clear. See e.g. General Information on Phosphorus (City of Boulder/USGS Water…
jsta
  • 141
  • 2
3
votes
1 answer

From where do asteroids get water from?

We all know that the water on Earth came from asteroids that collided on the Earth. But how does water form in the asteroids?
avito009
  • 301
  • 1
  • 3
  • 4
2
votes
1 answer

Is there more water in solid form than in liquid form on earth?

There is plenty water in the oceans, but I've read that deep in the crust/mantle of the earth within crystals and other rockforms is water enclosed. So could it be possible that there is more water beneath the surface of the earth than above?
Marijn
  • 2,513
  • 5
  • 19
  • 35
1
vote
1 answer

What is the proper terminology for a waterfall or stream that loops back round in a cyclic manner?

For example if water falls down a waterfall then it eventually reaches the very top again to fall back down again.
desbest
  • 111
  • 2
1
vote
0 answers

How to maintain average elevation of water on uneven terrain?

We have uneven terrain (street) and want to distribute water fairly equally to all locations (homes). The issue is that the locations at the end get sufficient water and other locations need to wait. The water supply is not metered, so is there any…
user26774
  • 11
  • 1
1
vote
2 answers

Self-sustaining aquarium in a jar?

I've seen some videos of people scooping up some water from a natural body of it, adding some sand and a few plants, and soon enough, they have a (near) self-sustaining aquarium. I've always wanted to do this, but I'm not exactly sure how. There's a…
Blue Herring
  • 123
  • 3
0
votes
1 answer

How do I calculate Oxygen requirement in an aerobic waste water pond?

Assuming I have data of BOD, COD and water discharge. How do I calculate the O2 requirement?
Rocketman
  • 3
  • 3
0
votes
1 answer

A pipeline from the ocean to the desert causing a climate change for a drout in california a good idea?

If I already had a crew that built a pipe line in california from the ocean to the sahara how long would it take to wet the dry lands with rain water and what kind of weather or cliamate change would accur would the changes be good for southern…
Aquarius
  • 11
  • 1
0
votes
1 answer

How would one get a submarine to rise?

How do you get a submarine to rise from the bottom of the ocean to the surface again? Do you press a button? Flip a switch? Use a lever? How do you initiate the surfacing process?
godsaveuseveryone
  • 11
-2
votes
1 answer

How does one scientifically define drinkable water?

Honestly I think nobody's invented a good water desalination device because nobody knows the scientific definition of clean drinking water. So scientifically, what is the definition of clean fresh water?
leeand00
  • 113
  • 2