A boat, whose speed in still water is 8.0 m/s, crosses a river ...

[RYAN BANYAN]

A boat, whose speed in still water is 8.0 m/s, crosses a river with a current of 6.0 m/s. If the boat heads perpendicular to the current, what is the speed of the boat relative to an observer standing on the shore as it crosses the river?
 
  A) 5.3 m/s B) 10.0 m/s C) 8.0 m/s D) 6.0 m/s

Question 2

What energy transformation occurs during photosynthesis?
 
  A) radiant E  chemical E
  B) chemical E  thermal E
  C) radiant E  kinetic E
  D) thermal E  chemical E
  E) chemical E  kinetic E

[meow1234]

Answer to Question 1

B

Answer to Question 2

A