How many protons does K1 have?

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

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.

Several billion years ago which gas was the least prevailant in the atmosphere