A horse pulls a 80 kg cart while moving at a rate of 3 m/s. The horse and driver hear a wolf howl in the distance and increases its speed to 7 m/s out of fear. What amount of work did the horse have to do in order to increase the kinetic energy of the cart?

In the 1980's, congress authorized the u. s. department of energy to build the wipp facility in the chicuahuan desert in new mexico. what is the purpose of wipp?

Oxygen and nutrients are moved through the body by the: a. circulatory system c. lymphatic system b. digestive system d. reproductive system

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?