9. What was Thomas Edison's role in the development of the light bulb? He improved electricity.
He improved the light bulb.
He invented the light bulb.

Which physical feature minimizes population density in northern africa?

All of the following were weaknesses of the articles of confederation, except: a) the central government was not permitted to regulate state, interstate, or foreign trade. b) the central government was not permitted to borrow money. c) the central government had little ability to regulate money. d) the central government had no ability to tax.

Do you think the cartoonist has a positive or negative view of bryan? why?