Atoy car moves around a circular track at constant speed. it suddenly doubles its speed - a change of a factor of 2. as a result, the centripetal acceleration changes by a factor of no change since the radius doesn't change. 1/4. 2. 1/2. 0 4.

The dot diagram represents the motion of the motorcycle as it moves from left to right

What quantity do units represent in value

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?