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A Factor that favors life is a sun of moderate size with stable, steady radiation output

2007-03-09 06:41:20 · 10 answers · asked by Anonymous in Science & Mathematics Earth Sciences & Geology

what about this one?
True or False?

A factor that favors the origin of life is a nearly circular orbit at a uniform distance from the sun

2007-03-09 06:49:27 · update #1

What about this one?
True or False?

Net cloud forcing is the result of one of two opposing effects; one of which is greenhouse heating by moutains.

2007-03-09 06:53:01 · update #2

10 answers

True.

2007-03-09 06:48:56 · answer #1 · answered by Robert W 4 · 0 0

> A Factor that favors life is a sun of moderate size with stable, steady radiation outp
True -- for chemical-based lives such as ourselves.

A factor that favors the origin of life is a nearly circular orbit at a uniform distance from the sun
True

Net cloud forcing is the result of one of two opposing effects; one of which is greenhouse heating by moutains.
I don't know!

2007-03-09 07:15:31 · answer #2 · answered by Anonymous · 0 0

This is true for life as we know it.

However the truth of this statement does not imply that failure to meet those conditions is not favorable to life. There may be a sun of very large size, more remote to a planet that provides proper energy input. There could be a life form that is capable of living with extremes of heat and cold from a sun with irregular output and does so only because other life forms are not capable of tolerating those conditions.

Similarly, the statement regarding a nearly round orbit is true for life as we know it. An eccentric orbit would result in temperature extremes similar to that of the irregular solar output situation, which life as we know would not take well to. However, there is nothing that would prevent some life form from adapting to the extremes and taking advantage of the cycles.

2007-03-09 07:14:02 · answer #3 · answered by dogsafire 7 · 0 0

True. The effects of a very slight variation in radiant output are felt on Earth as the climatic cycle, aka 'global cooling' and 'global warming'.

2007-03-09 06:48:52 · answer #4 · answered by credo quia est absurdum 7 · 0 0

False life dosen't need sun to live.

2007-03-09 06:50:17 · answer #5 · answered by Dallas S 4 · 0 0

1. true
2. false

2007-03-09 06:50:46 · answer #6 · answered by Anonymous · 0 0

True!

2007-03-09 06:47:09 · answer #7 · answered by honey 2 · 1 0

...True. (this morning, go have a look... it will appear in the Eastern sky)...

2007-03-13 18:35:58 · answer #8 · answered by Anonymous · 0 0

true

2007-03-09 06:46:08 · answer #9 · answered by El Viejo Pantera 3 · 1 0

TRUE

2007-03-09 11:12:24 · answer #10 · answered by Juan C 6 · 0 0

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