Hi, how are you today i want you to answer this questions for my brother about human energy use because he have to gave the teacher today or mybe tomorrow

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.

The middle east links which two continents? ●asia and europe●europ and africa●africa and asia●africa and australia

What factors britain to become an industrial and commercial power?