Technician A says that one heater hose should be hot and the other hose cool if the heater is functioning okay. Technician B says that both hoses should be hot to the touch. Which technician is correct?

Technician B

Explanation:

Heater hoses are components of a car. They are very essential is transferring or moving coolant that has been heated from the internal combustion engine of a car to the the core or center of the vehicle.

Heater hoses are made up of very strong and thick rubber that can withstand the movement of heated coolant through it.

In other for heater hoses to be very functional, it is essential that both of the hoses are hot to touch.

answer: 802.3 kilo joules of energy represents 191.75 kilo calorie of energy.

explanation:

energy released during combustion of one mole methane = 802.3 kilo joules

if 1 kilo joule = 0.239006   kilo calorie

then ,802.3 kilo joule will be = 802.30.239006 kilo calorie

802.3 kilo joule = 191.75 kilo calorie

hence, the energy in kilo calorie is 191.75 kilo calorie.

a longitudinal wave moves energy that is to the direction of the wave’s movement. - true