Car moves a distance of 420 m. Each tire on the car has a diameter of 42 cm. Which shows how many revolutions each tire makes as they move that distance?

Pl help asap

Consider a small frictionless puck perched at the top of a fixed sphere of radius r. if the puck is given a tiny nudge so that it begins to slide down, through what vertical height will it descend before it leaves the surface of the sphere? [hint: use conservation of energy to find the puck's speed as a func e conservation of energy to find the puck's speed as a function of its height at what value of this normal force does the puck leave the sphere? ] here on the puck.

Every acid has__ atoms oxygen chlorine hydrogen sulfur

Afrog sits on a lily pad in the middle of a pond. suddenly it makes a leap pushing off lily pad. what’s the action and reaction?