A cannon is fired at an angle 35 o above the horizontal at a speed of 72 m/s. What are the initial x and y velocities of the projectile?

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."

no. dot product   =0 when vecs at right angles

because growing process had stoped after 4-5 year