A 9600 G Iron Meteor Impacts the Earth at a Speed

question 59

Multiple Choice

A 960.0 g iron meteor impacts the earth at a speed of 1268 m/s.If its kinetic energy is entirely converted to heat of the meteorite,what will the resultant temperature rise be? (The specific heat for iron is 113 cal/kg · °C. )

• A)1700°C
• B)1,630,000°C
• C)1.80°C
• D)7110°C