In Robert Frost's classic poem, when he ends with ice will ...

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In Robert Frost's classic poem, when he ends with ice will suffice, the universe is:
 
  A) closed.
  B) critical density.
  C) open.
  D) Euclidean.
  E) Relativistic.

Question 2

X-ray bursters occur in binary star systems. The two types of stars that must be present to make up such an object are:
 
  A) a white dwarf and a neutron star.
  B) a contact binary system of two red giants.
  C) a white dwarf and a main sequence star.
  D) a main sequence or giant star and a neutron star in a mass transfer binary.
  E) two neutron stars in a mass transfer binary.

[DHRUVSHAH]

Answer to Question 1

C

Answer to Question 2

D

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