Abowling ball has a mass of 5 kg what happens to its momentum when its speed increases from 1m/s to 2m/s?
a. the initial momentum is 5 kg*m/s, and the final momentum is 3 kg*m/s.
b. the initial momentum is 5 kg*m/s, and the final momentum is 10 kg*m/s.
c. the initial momentum is 5 kg*m/s, and the final momentum is 20 kg*m/s.
d. the initial momentum is 5 kg*m/s, and the final momentum is 7 kg*m/s.

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?

An object weigh 40n in air ,weigh 20n when submerged in water,and 30n when submerged in a liquid of unknown liquid density.what is the density of unknown of liquid?