OCE 11 Mr. Pellerine Date: ______

Gee Whiz QuizAnswers

1.  True - The oceans cover over 70% of the Earth's surface, about an area 37 times the size of the United States.

2.  200, 000 years to drain the ocean.

3.  True - They contain about 97 % of all of the water on earth. Most of the remaining 3% is locked up in polar ice caps.

4.  False – A cubic mile of sea water contains 165 million tons of chlorine, sodium, magnesium, carbon, nitrogen, phosphorus, arsenic, silver, and gold. The water in total weighs about 4.7 billion tons.

5.  5 foot layer of salt.

6.  True.

7.  12,300 feet. If the earth’s surface was completely flat with no mountains or ocean basins it would be covered with a layer of water 12, 000 feet deep.

8.  False - the peak would be covered by 8000 feet of water.

9.  False – Off our coasts are submarine canyons whose walls are as high as 14,000 feet.

10.  The average temperature of the ocean is about 38 degrees Fahrenheit. That is about 3 degrees Celsius.

11.  False – It is estimated that 9 out of every 10 organisms live in the ocean.

12.  True – Some squid have the largest eye in nature 15 inches in diameter.

13.  The Pacific has an average depth of 13,200 feet. The average depth of the Atlantic is 12,800 feet.

14.  Animals. Barrel sponges may grow big enough to hold two people and filter hundreds of gallons of water each day.

15.  The blue whale, it may be a length of 100 ft.

16.  False – A female blue crab may release 1 million eggs during spawning.

17.  88, 000 miles more than three times the circumference of the earth.

18.  True – More than 120 million Americans live within 50 miles of the coast.

19.  True

20.  False – About 70% of commercially valuable fish spend a significant amount of time there.

21.  False – Red tides are caused by blooms of tiny plants called dinoflagellates, which can sometimes cause the water to be toxic.

22.  False – About 17, 000 years ago the sea level was about 400 ft. lower than today.

23.  True

24.  True

25.  True

26.  True – A new born can weigh over 4000 pounds.

27.  True

28.  False – Some is green brown or brownish red. It is only blue because of the scattering of sunlight by tiny particles in the water.

29.  False – The saltiness of the ocean is due to the erosion of rocks on land which release salt into the ocean.

30.  True – the average thickness of the arctic ice pack is 9 to 10 feet. Some areas it can be up to 65 feet.

Top of Form

Bottom of Form