Answer
given,
height of Alpe d'Huez = 1100-m
time = 37.5 min
mass of the rider and his bike = 65 Kg
the metabolic power to ride = 700 W
U = m g y
U = 65 x 9.8 x 1100
U = 700700 J
since efficiency is 25%





b) 

P = 1245.68 W
Answer:
otherwise known as option D
Explanation:
:)
Answer:
C. Hot pavement burning your feet
Explanation:
Convection is a type of process where heat travels upwards and cold travels downwards.
There are 2 kilograms of water in 2 liters of water. if you convert the amount of water to kilograms it equals 2
Answer:
c. motorcycle, telephone, piano, lawn mower
Explanation: