does hulium form in the center of a cloud fragment and continues to contact untill nuclear fission begins

Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

Why do oceanic plates tend to subduction when colliding with a continental plate