1.the current atomic model would be revised if?
a.)better microscopes were being used to study its structure
b.) better microscopes are invented in the future
c.) new information about an atom's structure is discovered.
d.) a new element is discovered in the future

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

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?

Helium decays to form lithium. which equation correctly describes this decay?