Q233
The water from a hand pump is warm in winter because
A.
our body is cold in winter and the water appears to be warm
B.
the temperature inside the Earth is higher than the atmospheric temperature
AnswerC.
the pumping process causes friction which warms up the water
D.
inside water comes out and absorbs heat from the environment
Answer: Option B
Solution
Answer: Option B
No explanation is given for this question Let's Discuss on Board