You measure salt water in a tank to have a density of 1.02 g/ml. a balloon weighs 2.0 g and you weights have a mass of 30.0 g each. if you put 6 weights in your balloon, you must inflate your balloon to what diameter for it to have a density equal to the salt water, and therefor float in the middle of the tank?

What does the process of natural selection involve

Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?

In a copper wire, a temperature increase is the result of which of the following