Draw an arrow that points from the earth pole toward polaris

This is for my 8th grade science class, i really don’t understand. can someone me? , lol.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?