Who was responsible for the contribution that light is emitted and absorbed in bundles that are dependent on the frequency of a light wave.

a. Albert Einstein

b. Max Planck

c. Thomas Young

d. Geoffrey Taylor

Is it true or false that john brown's public hanging turned him into a martyr for the abolitionist

What were the different roles that were played by ALL Americans after World War 2 began?

1 2 6. When the USS Maine sank, most Americans blamed the ship's captain. the Spanish government. the American navy. the Cuban government.

Which amendments extended individual rights? To whom were rights extended?

The "Middle Passage" referred to A) the creation of the Panama Canal in Central America. B) the transportation of slaves from Africa to the New World. C) Lewis and Clark's expedition into the Louisiana Territory.

Which most effectively explains John Jacob Astor's motivation in establishing Fort Astoria in present-day Astoria, Oregon?

What is a primary source? Give an example. What is a secondary source? Give an example. What are the 4 main questions to ask when analysing a source?

How did events of the 1850s lead to the collapse of the Union in 1861?

The Mycenaeans borrowed heavily from his culture

Who introduced the concept of scenery and wrote the ancient Greek play Antigone?