A child collected data about the motion of a toy train on a straight track and recorded the data in the graph below witch of these Accurately describes the motion of the toy train

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.

Iam a beginner but i sa answer is

Ibelieve the answer is b) aerosol inhalation may lead to heart attacks.