A car that is initially moving to the left with a velocity of -15 m/s is pushed by a 12 N force as it moves from 20 meters to 7 meters. How much work is done to the car by this force?

Acar moves a distance of 50.0 km west, followed by a distance of 64.9 km north what was the magnitude of the displacement of the car, in units of kilometers?

What are two different ways you could find the value of a? explain these methods.

Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?