Your friend's car is stuck in the snow. You push very hard and become very 1 tired but the car won't move. Did you do work? Yes, work was done

No, work wasn't done

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2

Ascientist wants to test ways to reduce pollution in lake . what is the bestway of doing this