How many sand pounds must a sand bag weight to test if a safety net can absorb the proper amount of force?
a. 150lbsb. 200lbsc. 400lbsd. 5,000lbs

Explain the events that led to the iranian revolution and the following iranian hostage crisis. how was the united states involved with iran? describe the arab-israeli conflicts of the 20th century. be sure to include specific military interventions, peace agreements, and the ultimate reason for conflict.

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.

Immigrants arriving in the united states during the late 1800s experienced many difficulties. which of the following was a problem which large numbers of immigrants faced?