A root beer mug is slowing down as it slides across the counter top. Of the forces identify which acts upon the mug

What is the earliest point in the universe that we can observe? why can’t we see back further than this?

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)