The correct answer is Sir Ernest Rutherford.
One of the first findings on atomic energy theory was reached in 1911 by Rutherford, who became known as the father of nuclear physics.
He discovered that the mass of the atom was concentrated in its nucleus, and proposed that the nucleus has a positive charge and is surrounded by negatively charged electrons, which had been discovered in 1897 by J. J. Thomson.
His theory was complemented in 1913 by Niels Bohr, who placed the electrons in definite shells or quantum levels.
As displayed on a production possibilities curve, an increase in technology allow a society to produce more, as long as the resources are<span>also available</span>
Answer:
Explanation:
Harriet Tubman changed the world by escaping from slavery, becoming an abolitionist and helping many slaves attain their freedom by means of the Underground Railroad, a secret network of routes and safe houses to aid runaway slaves. Later in life, she helped John Brown plan his raid on Harper's Ferry and assisted the Union army during the Civil War as a scout, spy and nurse.
Answer:
Greek culture and art which transformed the Roman culture and civilization was the main influence for Roman art and architecture.
Explanation: