Most, not all. Some whites lived in poverty too, so they couldn't afford slaves.
The answers are:
a. biology - comes from the Greek ''bios'' which means ''life'', and ''logia'' which means ''study of''.
b. physics - comes from the Greek ''physike'' which means ''knowledge of nature''.
c. geography - comes from the Greek ''geographia'' which means ''earth description''.
d. algebra - comes from the Arabic ''al-jabr'' which means ''reunion of broken parts''.
e. philosophy - comes from the Greek ''philosphia'' which means ''love of wisdom''.
Answer:
Thomas Edison acquired a record number of 1,093 patents (singly or jointly) and was the driving force behind such innovations as the phonograph, the incandescent light bulb and one of the earliest motion picture cameras. He also created the world's first industrial research laboratory.
Explanation:
