Aballoon of mass m is floating motionless in the air. a person of mass less than m is on a rope ladder hanging from the balloon. the person begins to climb the ladder at a uniform speed v relative to the ground. how does the balloon move relative to the ground?

Answer as quick as ! kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energyb. motion energyc. sound energyd. thermal energy

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?

Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. a-if a bearing needs 4.0 s to solidify enough for impact, how high must the tower be? b- what is the bearing's impact velocity?