Which of the following statements is true? air pressure at the top of mount everest is higher than at the bottom of the grand canyon. trace fossils contain actual physical remains of a dead organism, such as bone or teeth. coal and oil can slow decomposition of dead organisms, which is why deposits often contain fossils. the earth continuously makes new water to replace old water lost by evaporation, transpiration, and sublimation.

What causes darkening of the skin as melanin production increases

Cedric has a low fever and minor aches. yesterday, he went to the doctor for his booster shot and receive the flu shot. which best explains why he has this reaction?

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos