Kelly is sledding on a snowy hill in the winter. the energy the sled has as it slides down the hill is a form of
a) electrical energy.
b) potential energy.
c) mechanical energy.
d) chemical energy.

What are objects called that have value in and of themselves as well as value as a means of exchange? custom commodity money currency simple money

The two-factor theory of emotion was proposed by

Which statement presents a counterclaim to james cross giblin's viewpoint? egyptian hieroglyphs provide information about the country's history, medicine, science, and laws. the rosetta stone allowed people to read ancient egyptian writing. learning how to read hieroglyphs is the best way to understand the ancient culture of the egyptians. digging up ancient egyptian tombs teaches us more about the way people lived than hieroglyphs do