Final Science Quiz
Terms in this set (19)
How are fossil fuels formed?
By millions of years of rock and nutrients pushing down on it
List the three fossil fuels.
Oil, Coal, and Natural Gases
Why are fossil fuels classified as non-renewable resources?
They take millions of years to make.
What is the definition of a non-renewable resources
A natural resource that cannot be replaces in a reasonable amount of time once used.
What is the definition of a renewable resource?
A resource that is either always available, or is naturally replaced in a relatively short time.
What are the 3 major types of renewable energy?
Wind, Water, Solar Energy
When compared to non-renewable resources, what is one HUGE drawback with the 3 major types of renewable energy sources?
Getting set up with solar or wind or water energy is expensive.
Why is freshwater a limited resource?
Because only 3% of water on earth is drinkable.
What percentage of the water on earth is unusable salt water?
Where is most of the freshwater on earth found?
In the ice caps.
What is causing the Gulf of Mexico Dead Zone?
The toxins flowing down from the Mississippi river.
How long did the Deep Water Horizon disaster leak crude oil into the Gulf of Mexico?
About how much oil was released from the Deep Water Horizon disaster?
About 200 million gallons
Should you visit the city formally known as Chernobyl? Why or why not?
No because there is still nuclear pollution in the soil and vegetation.
What is the Exxon Valdez and when did it happen? Is it still happening?
It was an oil Tanker in Alaska that hit rocks and broke in two in 1989. It is still there.
Why are fishing limits good for fish populations?
Because are people over-fishing so it benefits the fish.
What is upwelling and why is it good for the environment?
Upwelling is when cold ocean water goes upward from wind and density, it benefits the environment by feeding surface animals and bringing minerals and nutrients to the surface.
What is the Great Pacific Garbage Patch? Where is it? And how/ why did it form there?
The Great Pacific Garbage Patch is a floating patch of plastic and garbage off the coast of California in the Pacific Ocean caused by the ocean currents bringing ocean debris there.
Bonus!- How big is the Great Garbage Patch compared to the states?
About over twice as large as Texas!
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