Which gas is released into the atmosphere as glaciers melt? O Hydrocarbons
O Carbon dioxide
O Ozone
O Nitrogen oxides

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 is not an example of a  cultural  bond found in a nation-state? a. a holiday traditionb. a common religionc. a favorite placed. a shared history

Explain how earths tilt and revolution around the sun affects weather and climate