1. A dog is pulling a sled to the right with a force of 15N. A rhino is pulling the same
sled to the left with a force of 42N. There
is a frictional force of 5.0N acting on the
sled
a. Which direction is the friction acting?

What term do psychologists use to designate our personal awareness of feelings, sensations, and thoughts?

The experiment done in lab is repeated, using a ball that has unknown mass m. you plot your data in the form of f 2 versus m/l, with f in rev/s, m in kg, and l in m. your data falls close to a straight line that has slope 3.19 m/(kg · s2). use g = 9.80 m/s2 and calculate the mass m of the ball.

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