a-degree angle formed when viewing distant objects from diff. points of view
b-top of the celestial sphere directly above a viewer
c-degree angle around the horizon from a point of reference
d-degree angle above the horizon
e-"wandering" of a plantet against the celestial sphere
1. What definition best fits azumith
2.What definition best fits declination
a.meters
b.kilometers
c.astronomical units
d.solar days
e.light years
3.Which unit of measure can best be used to estimate the distance to the planets
4.stars?
5.between galaxies?
6.Which tool can be used to show that the earth rotates on its axis? a-clock, b-meter stick, c-pendulum, d-telescope, e-laser
7. which math subjects were most helpful to ancient scientists in estimating size of sun&distances to celestial objects?a-algebra,b-geometry,c-calculus,d-algebra&geometry,e-matrix theory
8.Whats a lunar eclipse?Solar eclipse?
9.whats a "new moon"? "last quarter moon"? "waning crescent moon"?"first quarter moon?
2007-04-21
12:53:28
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2 answers
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asked by
Anonymous