For the Venn diagram, freezing water should be in the physical category (A)
Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are met, natural selection automatically results.
The answer is homogeneous mixture. It is a mixture which has uniform composition and properties all throughout. Mixtures can be separated by physical processes. Mixtures are systems that consist of two or more substances which are mixed but not chemically combined.
Answer:
both the atomic mass and the atomic number increase from left to right
Explanation:
The 4 questions is a covalent compound