A 900 kg car increases its velocity from 45 km/h to 75 km/h. Find its change in momentum.

Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg

Aregion of space in which a measurable gravitational force is indicated by the force exerted on a test mass is called

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine