Motion Diagram of a Car#

A car speeds up slowly from a stop sign, travels a short distance at a constant speed, then quickly brakes to stop at the next stop sign.

Part 1#

Explain why we can use particle model for the car.

Answer Section#

Answer in 1-2 sentences, and try to use full sentences.

Part 2#

Draw a motion diagram of the car (show velocity and acceleration vectors). Call the initial point zero, and number the dots in order.

Answer Section#

Please upload a .pdf file.

Attribution#

Problem is licensed under the CC-BY-NC-SA 4.0 license.
The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.