True or False: The Earth is in layers because of the various densities of their components? True or False

The last photo u wonder what is this telling me to do?

What is the northern most national park in the world

One of the brightest comets of the 20th century was comet hyakutake, which passed close to the sun in early 1996. the orbital period of this comet is estimated to be about 30,000 years. find the semi-major axis of this comet’s orbit. compare it to the average sun-pluto distance and to the distance to alpha centauri, the nearest star to the sun, which is 4.3 light-years distant.