A 20 N force is pushing two blocks horizontally along a frictionless floor as shown below. What is the acceleration of the 8 kg block? F = 20 N
8 kg
> 2 kg
A. 2 m/s
B. 2.5 m/s2
C. 0.4 m/s2
D. 0.5 m/s2

An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector   between points f and g.

Ineed the answers for these promblems i have

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?