2. A 1530 kg car starts at rest and rolls down a hill. At the bottom it is going 12. 3 m/s. How high was the hill? (Neglect friction)

Iwill give brainliest if you answer right : )

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?

Which of the following forces require physical contact? tension air resistance friction magnetic force applied force