Mean number density of galaxies
What is the mean number density of galaxies within the half mass radius? Suppose the typical physical cross section of a galaxy is 10^-3 Mpc^2.
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It is traveling at 5.00 m/s when it reaches her. What was the speed of the ball when it left your hand if you released it at a height of 1.10m.
How did the creation of Hangul under sejong change the way Korean used language?
A grasshopper hops down a level road. On each hop, the grasshopper launches itself at angle theta_0 = 45{rm ^circ} and achieves a range R = 1.2 {rm m}.What is the average horizontal speed of the grasshopper as it progresses down the road? Assume
Describe the five basic types of summation.
The rod unable to flex further, a 1.3 kg trout is just able to snap this leader. How much time would it take this trout to accelerate from rest to 5.0 m/s if it were free of the line?
Which epidemiologic tools are most frequently used?
How peritubular capillaries are adapted for receiving reabsorbed substances?
A planet of mass 6.00 1025 kg is in a circular orbit of radius 2.00 1011 m around a star. The star exerts a force on the planet of constant magnitude 5.03 1023 N. The speed of the planet is 4.09 104 m/s. During this half "year", how much work is d
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