a 1000 kg rocket ship is traveling toward mars at 100 m/s, until it is acted upon by a force of 20 kn (in the direction of its motion) for 8 s. the force is thought to originate from an unidentified foreign object. what is its resulting velocity

You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.

Explain what happens at the saturation point when adding salt to water at room temperature.

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)