People with hemophilia often go to the hospital for relatively minor scrapes and cuts because their blood does not clot properly. This a failure of
a. Red Blood Cells
b. White Blood Cells
c. Platelets
d. Plasma

probably not if net force is zero

when heated, the valance electrons increased their speed and transferred the heat from electron to electron.   i just took the test.

when two balls of the different masses are dropped from equal height, they reach the ground at the same time .this is because they experience the same acceleration.

the acceleration is independent of mass.

thus when they are dropped they will always maintain the same velocity and travel the same distance (neglect air resistance of course) at the same time.

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.