C. Organize it into charts, graphs, do calculation if necessary.
update >:(
never mind. after an hour of work in the hopes of some points, a moderator deleted my answer. how fun for me.
in all honesty i understand why though
Answer:

Explanation:
As per the Newton's first law of motion,

where "v" is the final speed
"u" is the initial speed
"a" is the acceleration
and "t" is the time taken
Substituting the given values in above equation, we get -

The cart be traveling at a speed of
by the time it reaches level ground.
Answer:plate tectonics
Explanation: Because plate tectonics moved around the continents and they were moved to different locations which caused the climate change