PLS HELP ME! This is on a test btw! What is the momentum of a 150 kg linebacker traveling at 6 m/seconds.

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.

Why do lunar and solar eclipse not happen every month

In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius