What helps to prolong short term memory?

An advertising balloon is floating over the entrance to a furniture store. The balloon is held in place by two ropes. Each rope is tied to the base of the balloon and then anchored to the ground. The two anchors are located on opposite sides of the balloon and are 40 m apart. The angles the ropes make with the ground are 42° and 57°. How high above the parking lot is the balloon?

Puritan commitment to education is best explained by their:

John Peter Zenger’s trial in 1735 established:

The introduction of Indian foods such as corn and potatoes spurred a dramatic increase in Europe’s population.

began the Protestant Reformation

Mexica tribes were deeply spiritual and incorporated human sacrifice into their religious worship.

Nathaniel Bacon was an indentured servant who led a Virginia rebellion.

The Great Awakening developed in reaction to the:

By 1700, the most democratic and important social institutions were: