The rings of Uranus were discovered from Earth when the planet occulted a star.
Indicate whether the statement is true or false
Question 2
In contrasting the distribution of the X-ray and gamma-ray bursts, we find:
A) gamma ray bursts are far closer to us, so they appear more luminous.
B) gamma ray bursts are far beyond our Galaxy, at cosmological distances, and spread all over the sky, not in the plane of our Galaxy.
C) gamma ray bursts are more closely associated with open than globular clusters.
D) gamma ray bursts can repeat, while the X-ray bursts do not.
E) gamma ray bursts can be observed from the ground, but X-rays are blocked by the ionosphere for ground based observers.
Temperature Profile of Earth’s Atmosphere
Earth’s Magnetic Field
Tides on Earth
Mass Loss from a Supermassive Star
Short-wavelength flux is reflected by Earth
Sea star