The initial mass of a protostar generally determines the star's future evolution. But in some cases, what can alter this process?
A) The star may be isolated in space, far from other influences.
B) The star may gain mass by passing through a dark cloud.
C) The star may be in a spectroscopic binary system.
D) The star may drift away from the other stars in its formation cluster.
E) The star may collide with another, unrelated star.
C
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Suppose that we double the electrical power flowing into the filament of an incandescent bulb. By what factor will the most probable photon energy ? p increase?
A. 2 1/4 B. 21/3 C. 21/2 D. 2 E. 4 F. 8 T. 16
Larger planets (higher mass) in the solar system have higher orbital speeds because they are attracted more strongly by the Sun.
Answer the following statement true (T) or false (F)
A neutron is approximately twice as heavy as the electron
Indicate whether the statement is true or false
What are the main constituents of the solar wind? Which travel faster?
What will be an ideal response?