By February of 1861, how many states seceded from the Union?
5
11
9
7

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?