If after 45 s the car starts accelerating at 5 m/s^2 for 5 s,
a) what is it’s final velocity?
b) what is the total distance traveled by the car?

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little