UNIT E: Fresh and Saltwater Systems Flashcards
Slightly unfinished
What is Reverse Osmosis?
Lower concentration to Higher concentration
What is Distillation?
Technique for separating solutions that involves boiling and condensation.
What are waves?
Waves are movement on the surface of the water
What is diversity?
Variety of different kinds of species living there
Which type of water is for human consumption?
Potable water
What is salinity?
The total amount of all dissolved salts in water
What is the percentage of the distribution of freshwater on Earth?
1% Fresh and Liquid
2% Frozen and Solid
97% Salty Water
What is Hard Water?
Water with high concentration of calcium and magnesium minerals.
What are 2 processes that are used to change saltwater into freshwater?
Distillation and Reverse Osmosis
What are tides?
Regular rising and falling of large bodies of water
What is the movement of water particles in a wave?
Waves move far but the particles just make little circles, pushing the particles beside to carry the wave
What’s the difference between HIGH tide and LOW tide?
High Tides happen when the ocean is on High water level while Low Tides happen when the ocean is on Low water level.
Tides are caused by the gravitational force _____?
Moon
Can you name 2 Stream Characteristics?
1) Slope of the stream
2) The speed of the water (water flow)
What is a seasonal change in a population?
freshwater organisms
