Which of the following are warning signs that a volcano will soon erupt? earthquakes or tremors ground swelling color changes smoke plumes?

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.

List 3 factors commonly used to select the location of a city

Two stars are the same temperature, but one is twice as large as the other. the larger star is likely the smaller star. (2 points) select one: a. dimmer than b. the same brightness as c. brighter than d. a different color than