What are the fundamental sources of energy?
a. Energy directly from the Sun (i.e., solar energy)
b. Energy directly from gravity (tidal)
c. Energy involving both solar energy and gravity (wind, and water movement)
d. Energy via photosynthesis (fossil fuels)
e. All of them
Ans: e. All of them
You might also like to view...
Which of the following is properly called a flood?
A) When a meander is cut off and forms a lake B) When the entire bottom of the channel is covered with water C) If water spreads out over the floodplain D) When water is 1 meter below the top of the channel
The Soviet Union established the _______________ to unite the countries of eastern Europe in the Soviet defense bloc.
Fill in the blank(s) with the appropriate word(s).
____________ ____________ occur when the moon, Earth, and sun form a right angle, creating the lowest high and
the highest low tides. Fill in the blank(s) with the appropriate word(s).
Volcanic ash forms when rock particles and lava droplets are ejected skyward.
Answer the following statement true (T) or false (F)