Name: __________________________
Date: ______________________
Period: ________________
Fluid Dynamics Test Review
1. An egg sinks in fresh water because?
2. How can you increase the density of water?
3. What affect does depth have on pressure?
4. In our lab, what factors can we use to change the density of a water sample?
5. What happens to the oxygen in water when it gets warm?
6. How can you make a raw egg float?
7. Every 10m is equal to how many atmospheres?
8. What are the characteristics of the densest water?
9. What is the concentration of salts in fresh water?
10. How is salinity expressed?
11. What factors contribute to the salinity of water?
12. What factors determine salinity?
13. What are the principle layers of temperature?
14. The pressure for organisms on land at sea level is?
15. The temperature ranges in the ocean from
16. What factors affect density?
17. What happens to salt water when you add it to a sample of fresh water?
18. If two samples of water are layered on each other, which one would be fresh water and
which one would be salt water?
19. What contributes to DO (dissolved oxygen) levels in water?
20. How does adding salt affect the freezing point of water?
Vocabulary:
1. Density
2. Brackish
3. hydrometer
4. Salinity
5. Hypersaline
6. Halocline
Identification:
Give the salinity ranges of the following types of water.
1. Fresh
2. Distilled Water
3. Sea
4. Brackish
5. Hypersaline
Application:
1. How does evaporation affect a body of salt water?
2. How does precipitation affect salinity of the ocean?
3. How is brackish water formed?
4. How does run-off affect the salinity of the ocean?
Fish Tank Questions:
1. How many inch of fish per gallon of water?
2. What are the sources of oxygen for a fish tank?
3. What is the desired pH for freshwater fish?
4. What is the desired pH for saltwater fish?
5. Why are filters important for a fish tank?
6. Why is testing water chemistry for a tank important?
7. What is a siphon used for?
8. What is dechlorinator used for?