Crude oil beneath the earth is often under pressure because it is trapped under

Spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Diabetes is often suspected when glucose shows up in urine tests. use the model to explain how glucose could be present in urine. why do you think this symptom is especially concerning for young people?

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above