Which type of stress causes fault-block mountains?

compression
shearing
subduction
tension

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because

According to the earth science reference tables, during which geologic time period were the continents of north america, south america, and africa closest together?

Ascientist is explaining how background cosmic radiation gives evidence of the big bang theory. she says that radiation has been detected everywhere equally as heat in the universe and is increasing. this has been shown to be residual radiation from the big bang. what error did the scientist make?