21. Whether or not a scientists hypothesis is supported or contradicted, the scientists still has to explain what exactly happened in an experiment when this situation occurs the scientist is described as being

a. untruthful
b. pseudo
c objective
d. horrible

from

explanation:

wind is defined by the direction it blows from.   for example, a wind blowing from north to south is called a northerly wind.

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

the force represented by vector a is normal force. if the hockey puck is moving to the right, when it is hit with a significant force by the hockey stick the puck will move off in a different direction. correct on edge.