which of the following is not a form of skiing?
o
a. alpine
o
b. motocross
o
c. slalom
o
d. cross-country

answer; ///(74) degrees is your answer..

i think it’s a. this is because if they measured the mass of something with a mass of 150g, then their final answer would have to be approximately 150g. though all of their answers are almost 150, rosa and tran have the closest answers (or the exact answer) to the accurate one.

waves moving from a fast medium to a slow medium will experience a reflection as light travels more slowly than red light. total internal reflection occurs when the critical angle is.

the displacement produced by the body.  

the amount of force subjected to the body.  

the angle between the direction of force and displacement