What is the arrow pointing to?

Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?