Nicolas is playing with his toy car. A parachute in the back of the car is released to help slow down the car. If the forces act on the car as shown in the picture, what is the net force?

Identify the arrows that show the correct direction of heat transfer. 66°f 112°f 98°f

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

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. this most clearly illustrates the functioning of different