Sunspots occur in ______________ with the leading spot and the ...

[londonang]

Sunspots occur in ______________ with the leading spot and the trailing spot having ________________ magnetic polarity.
 
  a. singles, same
  b. pairs, opposite
  c. singles, opposite
  d. pairs, same
  e. none of the others

Question 2

If a satellite is in orbit around Earth and the satellite's altitude is decreased, then the circular velocity __________________.
 
  a. decreases b. increases
  c. stays the same d. is zero

[kescobar@64]

Answer to Question 1

b

Answer to Question 2

b

[londonang]

Wow, this really help

[miss_1456@hotmail.com]

Thanks for the timely response, appreciate it