Rank the following situations according to the pressure, from least to greatest. A.20 N exerted over a surface of 0.35 m2
B.20 N exerted over a surface of 0.65 m2
C.50 N exerted over a surface of 0.05 m2
D.50 N exerted over a surface of 0.35 m2
E.60 N exerted over a surface of 0.55 m2

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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?

The material that keeps its new shape after it is stretched is called?

Name two kinds of practical electric pumps.