1. Who was the first philosopher to suggest that matter could neither be created or destroyed?
Democritus
Parmenides
Empedocles
Pythagoras
2. Who, in 1231 was the first to describe the science of optics?
Willebrord Snell
Giambattsia Della Porta
Robert Grosseteste
John Pechan
3. Befor 1729 the subject of Physics was known as?
Science
Physical Science
Natural Science
Natural Philosophy
4. Which philosopher said that the material world was composed of four basic elements namely - air , water, fire, and earth?
Empedocles
Heraclitus
Plato
Anaximander
5. Which philosopher gave the idea for the first time that all matter was made up of minute invisible paticles called atoms?
Lucretius
Epicurus
Leucippus
Democritius