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how many galilean moons are there and why are they called galilean what is the total number of moons of the terrestrial
a weight lifter is attempting to lift 150 n the moment arm of this weight about her elbow joint is 25 cm the force
the moon attracts the ocean on the side nearest it creating a bulge what causes the bulge on the opposite side of the
if an observer sees a partial eclipse of the moon what can be said about the observers position what are the relative
identify known and unknown write down relevant equations and solve the problems do not forget units please write each
consider yourself at the earths equator looking up at the night sky as you watch the stars in what direction do they
how are the light from emission nebulae and the light from reflection nebulae analogous to the light from the sun and
one swimmer in a relay race has a 050s lead and is swimming at a constant speed of 40ms he has a 50 m to swim before
what might happen if the bright star sirius exploded in a supernova how long would it be before we found out that it
name the most recent modification of the standard big bang model and briefly explain how it differs from the standard
sketch an h-r diagram and show the position of each of the followinga the sunb the main sequencec red giantsd white
comparative essay instructionsselection of topicchoose 1 of the following topics for your comparative essay1original
what two basic groups of objects are thought to make up dark matter name the two galaxies that can be seen with the
state the structure and dimensions of the milky way galaxy what are globular clusters where are they found and what
how do astronomers detect a black hole name the three major classifications of galaxies what is a quasar what are two
sketch a nonirritating black hole showing the singularity the schwarzschild radius and the event horizon what is the
state the order in which the following possible stages of a star occur main-sequence star planetary nebula white dwarf
when the sun first moves off the main sequence it will become what type of star define the term nucleosynthesis
how far away is the star closest to the sun what is its name give seven spectral classes of stars in order from hottest
approximately how many times bigger than the earth is the sun what is plasma in the context of the sun give the net
what is the approximate temperature of the sun at its surface what happens to the latitude of the sunspots over the
which is the larger unit of distance the light-year or the parsec how much larger is one than the other at what two
define the term universe name the three celestial coordinates at what angle is the ecliptic tilted with respect to the
generally speaking on which side of town would it be best to build a house in the united states so as to avoid smoke
indicate any differences between cyclones and anticyclones in the northern and southern hemispheres and explain why