Is it really healthy to drink a monster? I mean I feel kinda tired rn

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.