Read the selection from the section "1. you get weaker."
weight is caused by gravity, which is a pulling force. on earth, gravity pulls objects toward the center of earth. this is what makes objects fall. but in space, there is no gravity. without gravity, our bodies don't move like we do on earth, so people in space lose muscle strength.
what is the most accurate explanation of this paragraph?

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.

Amother used 150 watts of power to raise a 15 newton object in a time interval of 8.0 seconds. through what vertical distance was the object raised ?

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving