An astronaut takes what he measures to be a 10-min nap in a space station orbiting earth at 8000 m/s. a signal is sent from the station to earth at the instant he falls asleep, and a second signal is sent to earth the instant he wakes. part a does an observer on earth measure the astronaut's nap as being shorter than, longer than, or equal to 10 min?

Which statements describe the relationship between science and society? check all that apply. science is influenced by the needs of society. science and society are independent. science seeks ways to meet the needs of society. scientists find new ways to address societal concerns. scientists improve existing products.

What is tan(61)? а. 1.80 b. 0.49 c. 0.61 d. 0.87

The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.