How do i find out da news on 9/11 2
my friend in korea said we was gonna pay and dat he was gonna pick me up at da airport befo we pull an ALLAH AKBAR he is our lord and savior i am now an enemy of the US praise ALLAH AKBAR US can suck it

Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%