What is a physical change? a change that occurs when the molecules within a substance do not change, a new substance is NOT formed.

a change that occurs when the reactant side of the chemical equation has more atoms than on the product side.

a change that occurs when substances react and create a new substance.

a change that occurs when the weather changes.

How did geography impact the development of the early russia?

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?

Ahistorian has discovered a letter written by an early roman emperor. she translates the letter and discovers that it contains orders to a general before a battle. she works to determine when the letter was written to figure out which battle the letter references.the historian in the passage is most clearly demonstrating which historical thinking skill? a. identifying causes and historical contextb. thinking chronologicallyc. making and evaluating arguments and interpretationsd. analyzing historical sources