Which statements are true about greenland? greenland's borders are the u. s., canada, and iceland. greenland's borders are the atlantic ocean and the artic ocean. greenland is an island. greenland is primarily grassland. greenland is covered by ice. greenland's soil does not support farming.

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.

Which of the following is an example of relocation diffusion

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?