A ball is dropped in a vacuum (no air resistance). As it falls it loses 7 J of potential energy. How much kinetic energy did it gain

Five structural isomers have the formula c6h14. where needed, draw the structure and give the iupac name of all five isomers.

*30 points + brainliest answer* gravity is pulling an object into the sun. the closer the object gets to the sun, the greater the gravitational force that acts on the object, increasing its acceleration. a line graph plotting the speed of the object against time would have which shape? a: straight line of positive slope b: curved line that slopes upward c: curved line that slopes downward d: straight line of negative slope

Acar going 30 m/s to 70 m/s in 10 seconds calculate the acceleration of the car