Rosa wants to determine how long it will take her to drive from her house to her grandmother’s house 20km away. Her average speed is 10km/hr. What formula do you use? A. S=D/T

B. D=SxT

C. T=D/S

D. T=S/D

Alarge cruise ship of mass 7.00 ✕ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?