Part A A "doomsday" asteroid with a mass of 1.1x1010 kg is hurtling through space. Unless the For how long must this force act? asteroid's speed is changed by about 0.15 cm /s it will collide with Earth and cause tremendous Express your answer using two significant figures. damage. Researchers suggest that a small "space tug" sent to the asteroid's surface could exert a gentle constant force of 6.0 N . AEQ At = days Submit Request