1.

Anthony pushes a metal box such that it slides over a surface. After sometime, the bottom of the box gets heated.                                 The bottom of the box gets heated because of the   

A.  Potential energy of the box                   
B.  Conversion of mass into energy               
C.  Absorption of heat from the atmosphere      
D.  Friction between the box and the surface
Answer» E.


Discussion

No Comment Found

Related MCQs