What is the acceleration of the car that changes its velocity from 30 m/s to a dead stop in 10seconds? Select one:
a. 20 m/s
b.-3 m/s
c. 3 m/s
d. -20 m/s

If you quadruple the temperature of a black body, by what factor will the total energy radiated per second per square meter increase? 1,024 64 16 4 256 submit answer

Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j

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