The heat needed to warm one gram of water one celsius degree is called a

Specific heat capacity(c)

Explanation:

Specific heat capacity is defined as heat required to raise one gram of substance by Celsius . It can also be defined as 1 J/kg-K

Another units for specific heat capacity is calories per gram per degree Celsius. It is denoted by symbol "c".

nah.   i'm just sleepy.

dang that balls went far