5. A developmental psychologist believes that if children successfully lie to their friends, they will be more likely to try lying to their parents. To test this hypothesis, he asks
50 children to report how many times in the last month they have lied to their
friends, and whether they were successful. He then asks them how many times they
have lied to their parents.
Independent variable:
Dependent variable:
Type of study:

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?