Which type of metamorphic rock forms when limestone is exposed to heat and pressure?

slate
quartzite
marble
granite

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

When a human or animal consumes food, the carbon in that food is most likely to be converted into which of the following elements? a. carbon remains carbon b. nitrogen c. oxygen d. hydrogen

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?