Which factor is that present in higher amounts in winds

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.

Write a balanced equation showing the formation of copper (ii) nitrite from its elements

One similarity and one difference between an element and a mixture of elements