Why would you not be able to prove that an atomic bomb was dropped on Hiroshima using the scientific method?

If you want to change the pitch of a sound, you have to change the question 7 options: volume speed amplitude frequency

What are examples of the plant life and animal life that can be found in each type of terrarium

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred