Match the science with the best description 1. astronomy
the study of weather and climate
2. geology
the study of the stars, planets, and
galaxies
3. oceanography
the study of water, mainly oceans
4. meteorology
the study of minerals and rocks

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.

How will globalization most likely affect language around the world? no new languages will be created. nations will adopt a universal language. more languages will become extinct. english will become less prevalent. languages will grow more isolated and distinct.

Which of the following countries was not an ally to the u.s.s.r. during the cold war? west germany poland romania cuba