The gravitational attraction between two objects in the solar system is greatest when their masses are

1) small and the objects are far a part

2) large and the objects are far a part

3) small and the objects are closer together

4) large and the objects are closer together

When a lake, river or other aquatic  system  becomes  eutrophic, it can have serious negative effects on other organisms like fish, birds and even people.if an algal bloom is so bad that it causes wide-spread death  in  the  water, the organisms that die will all sink to the bottom and start to decompose.

Where is the map from the question?

Canada and