Quantity of Heat: a 905-G Meteor Impacts the Earth at a Speed

Multiple Choice

Quantity of heat: A 905-g meteor impacts the earth at a speed of 1629 m/s. If all of its energy is entirely converted to heat in the meteor, what will be the resulting temperature rise of the meteor, assuming it does not melt? The specific heat for the meteor material is 472 J/kg ∙ K, which is about the same as that of iron.

A) 2810°C
B) 2,540,000°C
C) 3.10°C
D) 11,700°C