What is the average velocity of a person walking to the store as
shown in the graph to the right?
a. 5 m/s
b. 0.5 m/s
c. 25 m/s
d. 10 m/s

Thermal radiation gets its name because

Ais on of a in a of r at v. by ofof b by a of ? 13.by a of .by a of .by a of .by a of . a) b) c) d)

4. a car with a mass of 2,200 kg can accelerate from 0 to 30 m/s in 6 seconds. a. assuming all of the force generated by the engine goes into acceleration of the car, how much force is the engine producing? show your work. (6 points)