Homework Help: college physics

Posted by CLARE on Wednesday, April 18, 2012 at 4:55am.

When a projectile lands, the angle made between the projectile and the ground corresponds to which of the following aspects of its motion?
a)the direction of the acceleration vector just before impact
b)direction of the velocity vector just before impact
c)direction of the total displacement vector for the projectile's path
d) none of the above

college physics - Elena, Wednesday, April 18, 2012 at 6:25pm
b)direction of the velocity vector just before impact
university physics101 - Anonymous, Wednesday, April 25, 2012 at 11:44am
A solid aluminum cylinder,density 2700kg/m3,weigh 67g in air and 45g when immersed in turpentine.determine the density of turpentine.

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