Which scientists and atomic model are correctly matched

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

What is a difference between a mixture of elements and a mixture of compounds