A Hot Piece of Iron Is Dropped into a Beaker

Multiple Choice

A hot piece of iron is dropped into a beaker containing colder water.Which of the following statements is/are CORRECT?
1) Energy is transferred as heat from the iron to the water.
2) Thermal equilibrium is attained when the iron and the water reach the same temperature.
3) Thermal energy from the iron is converted to electrostatic energy in the water.

A) 1 only
B) 2 only
C) 3 only
D) 1 and 2
E) 1,2,and 3