The principle behind a hybrid electric vehicle is that it
A) runs with conventional fuel but the motor shuts off when going downhill.
B) has a battery-powered electric motor in addition to a conventional engine.
C) has a small nuclear reactor in addition to a conventional engine.
D) runs on its electric battery except when starting the engine or travelling at speeds in excess of 90 mph.
B
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Which of the following is true about polar high-pressure areas?
A. They are responsible for the increased rate of sea ice melt. B. They produce the polar easterlies. C. They are stronger than all other pressure areas on Earth. D. They are cyclonic.
Suppose you are at the edge of a cliff and you throw one ball downward and another upward at the same speed. Which will hit the ground faster? Does it make a difference in which direction the ball is thrown? Explain
What will be an ideal response?
A lion is an example of a heterotrophic organism. Indicate whether the statement is true or false
What is considered to be the largest western boundary current?
A) Canary Current B) Gulf Stream C) Brazil Current D) East Australian Current