What causes the aurora borealis or northern lights to occur

The blank theory suggests that the sun, planets, and other celestial bodies of the solar system came from a cloud of dust and gas? a.) condensationb.) steady state c.) big bang d.) nebular

Danielle has blonde hair. her mother has blonde hair and her father has brown hair. which explains how danielle inherited her hair color? she inherited a chromosome that carry alleles for hair color from someone other than her mother and father. she inherited a chromosome that carries an allele for hair color from only her father. she inherited a chromosome that carries an allele for hair color from only her mother. she inherited a chromosome that carries an allele for hair color from each parent.

Heyi am new to are you all americans? ( just want to know , i don't mean any offence ) ?