One kilowatt-hour is equal to the energy consumed by an electric device of 1 w for 1 hour true or false

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s

You pump 25.0l of air at atmospheric pressure into a soccer ball that has a volume of 4.50l. what is the pressure inside the soccer ball if the temperature does not change?

Shiny reflective clothing allows a firefighter to get closer to a fire. what type of heat transfer is reduced because of this material? a. conduction b. insulation c. radiation d. convection