1. According to the
standard model, what is the elementary constituent of nature?
2. How thick is a
3. What is the weakest
force of nature?
4. Which fundamental
forces does the standard model describe?
5. What does it mean
to describe a particle as “elementary” or “fundamental”?
6. What are the problems
with string theory today?
7. The equivalence
principle refers to which phenomenon?
8. The uncertainty
principle is a feature of which theoretical framework?
9. Has the universe
always been the same size?
10. How did black
holes get their name?
11. What is the messenger
particle of electromagnetism?
12. How does the
existence of quantum foam clash with Einstein’s general theory of
13. After the first
superstring revolution, how many viable versions of string theory
14. How many dimensions
of space does the current formulation of string theory require to
15. Why did the existence
of a tachyon bring about the collapse of bosonic string theory?
16. Bosonic and fermionic
vibrational patterns differ by how much?
17. What does the M in
M-theory stand for?
18. How many dimensions
does a Calabi-Yau space have?
19. Who was the first
scientist to argue that light exhibits wave properties?
20. What is the basic
principle underlying special relativity?
21. What do string
theorists think that the extra dimensions of space will look like?
predicts what about the elementary particles?
23. Which of the
following particles is thought to be massless?
24. Which small-scale
phenomenon creates the incompatibility between general relativity
and quantum mechanics?
25. What is the term
for the approximations string theorists much make in their calculations?