What did albert einstein call the quanta of light energy

the answer is a. harriet tubman was a nurse on the battlefield.

this is false

richard nixon was the 37th president of the united state and didn't serve as a vice president for any president before him

the stamp act was passed by the british parliament on march 22, 1765. the new tax was imposed on all american colonists and required them to pay a tax on every piece of printed paper they used. ship's papers, legal documents, licenses, newspapers, other publications, and even playing cards were taxed.