Which statement is an observation from newton’s experiments with light?

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?

The organs inside the body and how they function together

What is the chemical formula for dihydrogen monoxide