Answer:
Through their adaptations from their habitat; environment
Explanation:
Charles Darwin explains evolution and their genetic material evolves during the process. For example, fruit birds have narrow bills whilst seed-eating birds have big bills. The foods they eat forced their DNA to adapt with the system in order to survive.
Um, I think it’s: k is potassium and F is fluorine so potassium Fluoride
Answer: The final temperature of the water will be 
Explanation:
The quantity of heat required to raise the temperature of a substance by one degree Celsius is called the specific heat capacity.
Q = Heat absorbed=
Joules
m= mass of water =
c = specific heat capacity =
Initial temperature of the water =
=
Final temperature of the water =
= ?
Putting in the values, we get:
The final temperature of the water will be 