When observing a star that increases dramatically in brightness, ...

[beccaep]

When observing a star that increases dramatically in brightness, if a plateau is observed in the light curve during the declining phase, the event is probably:
 
  A) a nova.
  B) a type I supernova.
  C) a type II supernova.
  D) fusion in an accretion disk around a white dwarf.
  E) fusion in an accretion disk around a neutron star.

Question 2

Kepler determined the shape of each planet's orbit by triangulation from different points on Earth's orbit, using observations made at many different times of the year.
 
  Indicate whether the statement is true or false

[scikid]

Answer to Question 1

C

Answer to Question 2

TRUE

[beccaep]

TYSM

[cici]

Gracias!