Answer:
science is the study of the structure and behavior of our world and universe.
Things science cannot explain
Why ice is slippery
How many species of animals and living things there are
Explanation:
Developing a coelom made nutrients more easily absorbed by roundworms. A coelom is a fluid filled cavity developed in the mesoderm and it is the main body of a roundworm. It contains the digestive tract and many other organs.
Hey There!!
The answer to this is: C) a factor that may affect an experiment or investigation. This is the best answer. A and B can be eliminated. D describes a controlled variable which is more specific than a scientific variable, thus C is the best answer. It is the best description of just a scientific variable. And, The second one is B: Robert Hooke was a famous scientist who experimented with springs (metal coils). He found that the farther you stretched the spring, the larger the force with which the spring pulled back on you.
Hope It Helped!~ ♡
ItsNobody~ ☆
Answer:
D fleas affect all animals
