19. A bus that is traveling at 30.0 km/h speeds up at a constant rate of 3.5 m/s2. What velocity does it reach 6.8 s later? If noor necolorate from rest at a constant 55 m/s2 how long will mo

Aforce of 200 n is applied to an input piston of cross-sectional area 2 sq. cm pushing it downward 2.8 cm. how far does the output piston of cross-sectional area 12 sq. cm move upward? show all work.

What is a possible result of higher air temperature caused by global warming

What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.