I need BIG help with this one TODAY and make sure to read EVERYTHING, its in the screenshot. anything in two exclamation mark (!!) means that its important to read.





other questions (in order of post and number of question):

Explain the consequences of this addiction to the brain tissue

When an object is heated it contracts. a. true b. false

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?