Which of the following has kinetic energy? Wind blowing at 3 km/h
A fully stretched elastic band
A boulder sitting on top of a hill
An unused battery

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

What human activity increases beach erosion?

What role does weathering have in shaping earth’s surface? a) it allows sediments to fall out of a medium. b) it sediments settle on a new surface. c) it breaks down older material into sediments. d) it transports sediments to a different location. will give brainliest, answer quickly.