The force driving plate tectonics is ________
A) heat in the deepest layers of the earth
B) freezing and thawing of water in the earth's crust
C) gravity
D) solar radiation
E) nuclear reactions in magma
A
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What is a tombolo?
a. An embayment parallel to the shore b. Interconnected marshlands in a river c. A passage to the ocean within a bar d. A bridge of sediment that connects a sea island to the mainland e. A long, shallow body of seawater isolated from the ocean
One hundred units of coal energy are converted to electricity, which is then used to power an incandescent light bulb that produces 1.2 units of light energy. This results in a 1.2% ________
A) energy return on investment B) energy conversion C) energy conversion efficiency D) consumption E) energy end-use efficiency
What is one possible reason for why Burmese and African pythons are successful invasive species in the Florida Everglades?
A. A similarity in climate between the Everglades and the climate of origin for the snakes B. The presence of the American alligator as a common predator in the Everglades C. The frequent occurrence of wildfires in the Everglades D. The high natural biodiversity of the Everglades E. The fact that all snakes are protected under Florida law
Use the diagram to answer this question.
Where is the most deposition occurring?
A. Point a B. Point b C. Point c D. Point d