To complete the first setup on a new machine took an employee 280 minutes. Using an 75% cumulative averageminustime learning curve indicates that the second setup on the new machine is expected to take ___

i believe it is b. what was the cause of the big bang

hope this !

the displacement produced by the body.  

the amount of force subjected to the body.  

the angle between the direction of force and displacement

the answer is false. this is because for ice to melt, it requires latent heat of melting. latent heat means heat energy required to change phase without any increase in temperatures. therefore, the ice will take energy from the environment to melt hence atmospheric temperatures will reduce.