更多"The natural forms of energy are the"的相关试题:
[单项选择]The natural forms of energy are the sun, the wind, the sea ______ heat from the center of the earth.
A. as well as
B. as well
C. so well as
D. so well
[单项选择]Techniques to employ the energy of the sun are being developed.
A. convert
B. store
C. use
D. receive
[单项选择]An air ship _______ by energy from the sun has been suggested.
A. powering
B. to power
C. is powered
D. powered
[单项选择]The energy gained from the sun can then be used during the night to enable the necessary chemical reactions to ______ in his body.
A. precede
B. proceed
C. progress
D. practice
[单项选择]The energy produced by the sun ______.
A. is easy to store
B. poses similar problems to the other newer energy sources
C. poses very few problems
D. poses different problems from the other newer energy sources
[单项选择]Searching for (alternate) forms of energy does not (necessary) mean (the abandonment) of fossil fuels as an energy (source).
A. alternate
B. necessary
C. the abandonment
D. source
[单项选择]How much energy given off by the sun reaches the earth
A. 100 % but indirectly
B. 5 %
C. 50 %
D. only a very tiny amount
[单项选择]Which living things can use sun energy directly
A. Animals.
B. Plants.
C. Both animals and plants.
D. All living things.
[单项选择]There are many forms of energy, ______ is atomic energy.
A. one of that
B. one of whom
C. which
D. one of which
[单项选择]Branches ______ gently in the wind, which forms a beautiful scene.
A. swing
B. drag
C. regulate
D. switch
[单项选择]______ to the sun, rain and wind for a long time, the stone split.
A. Expose
B. Exposed
C. Exposing
D. To expose
[单项选择]Solar energy causes
A. less pollution than oil
B. the same pollution as oil
C. more pollution than oil
D. financial problem
[单项选择]The prevailing wind is the wind direction most often observed during a given time period. Wind speed is the rate at which the air moves past a stationary object.
A. motionless
B. massive
C. flexible
D. noticeable
