Which best describes a scientific theory? a. a possible explanation of an event b. a set of moral values or principals c. a description of the relationship between objects d. an explanation supported by many experiments over time

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

i think the answer is 95 hope this