Yes, parallax affects the precision of a measurement that you make. It introduces an error in the order of the parallax. It will cause the measurement to be different from the real answer. Hope this answers the question. Have a nice day.
Underline the words then eliminate the ones that arent part of the problem!
That is meters per second, same as velocity.
Assuming Adam is on earth g= 9.8 m/s and m= weight/ gravity = 667/9.8 = 68 kg
For the first hour, the slope is zero.
After that, the slope is -2 miles per hour.
