The practice of science can answer only scientific questions. And scientific question’s guide the design of investigations. What must be true of the
possible answers to a scientific question?
A. They could be shown to be false by evidence.
B. They support an established scientific theory
C. They do not require the use of physical measurements.
D. They are at odds with established scientific theories,

Disney, viacom and aol time warner are examples of

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

Why does lightning travel from clouds to the ground?