1. Review Questions September 2011

2. Question 1 Who measured the size of the earth? (a) Aristotle2
Question 1
Who measured the size of the earth?
(a) Aristotle
(b) Socrates
(c) Plato
(d) Eratosthenes
(e) Leonardo da Vinci

3. Question 2 How many significant figures has 0.000003080 ? (a) 3 (b) 4
(d) 9
(e) 10
Leading zeros don’t count Trailing zeros do

4. Question 3 Which is NOT a base dimension ? (a) Time (b) Mass4
Question 3
Which is NOT a base dimension ?
(a) Time
(b) Mass
(c) Volume
(d) All of these ARE base dimensions
(e) None of these are base dimensions