<span>The Hellenistic (Greek) mathematician who invented the compound pulley and is known for his work with the laws governing simple machines was C. Archimedes.</span>
<span>The first organized opposition to slavery as an institution emerged in the late "18th century," since it was during this time that small organizations were formed--although opposition had been around for many years prior. </span>
The correct answer for the question that is being presented above is this one: "Thomas Edison." Thomas Edison improved the incandescent light bulb and he made it possible to quit using oil lamps as a source of light, which sometimes unsafe.
Answer:
1. true — factual — false
2. damp — moist — dry
3. cry — sob — laugh
4. alike — similar — different
5. build — construct — destroy
6. hard — difficult — easy
7. sick — ill — healthy
8. wealthy — rich — sick
9. hungry — famished — full
10. brave — daring — cowardly
