The surface is heated by the Sun and some of that heat radiates back into the air. This makes the temperature higher near the surface than at higher altitudes.  Devon's cat, Fluffy, is looking for a nice warm spot to lay out in the sun. Because of how the sun heats the earth, and how some heat radiates into the air, the cat laying on the ground, rather than high up in a tree branch, would keep the cat cooler or warmer?
warmer


(Question)
For a given medium such as air, sound has a slower speed at lower temperatures.  Would a microphone designed to listen for avalanches detect the sound of falling snow later on a warm day or colder day??
(Answer)
colder day?


Ques: We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa.  If current is decreasing, there must be more or less resistance in the circuit?
Ans: more


(Q).
With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH.  Would Jim's solution become more or less acidic if he decreased the concentration of hydrogen atoms in it more acidic or less acidic?
(A).
less acidic


Ques:For a given medium, sound has a slower speed at lower temperatures.  When Dave screams outside he notices that the sound travels at different speeds in different temperatures. The sound travels slower when it is cold. or hot?

Ans:cold.


Ques:Better farming techniques and machines increased the food supply and the distribution of food.  If a farmer learned better farming techniques, they could expect to produce more or less food?

Ans:
more