can you plz give answers of activity 14.1 from ncert book (chp.14) and its reasons?????

 (i) a beaker full of water

(ii) a beaker full of soil/sand and 

(iii) a closed bottle containing a thermometer. 

When we keep all the samples in the sun light then, the temperature of beaker full with water increase very slowly because of the property of water that, water get heated very slowly.  

The temperature of beaker full with soil  or sand increases very fast. 

The temperature of the last sample increases with moderate rate because of the green house effect.

When we keep all the samples in the shade. Same thing will happen, the temperature of the water will decreases very slowly.