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

A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm