Ann the Astronaut weighs 60 kg. She is space-walking outside the ...

[nelaaney]

Ann the Astronaut weighs 60 kg. She is space-walking outside the space shuttle and pushes a 270-kg satellite away from the shuttle at 0.90 m/s. What speed does this give Ann as she moves toward the shuttle?
 a. 4.0 m/s
  c. 8.5 m/s
  b. 5.3 m/s
  d. 9.0 m/s

Question 2

When charging two objects by rubbing them together:
 a. neither may be a conductor.
  b. the heat produced by friction is a necessary part of this process.
  c. they must be made of different material.
  d. they will sometimes end up with both being positively charged.

[1_Step_At_ATime]

Answer to Question 1

A

Answer to Question 2

C

[nelaaney]

Gracias!

[AISCAMPING]

Excellent