PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
1. If you put one ice cube in a glass of water and another in a glass of alcohol, what would you observe? Explain your observations.
  
a. Due to , an ice cube in a glass of water will float on the surface
  
b. An ice cube in a glass of alcohol will sink to the bottom due to .
  
2. Why does a boat with a hole in the bottom would eventually sink?
  
a. Water would enter the boat through the hole, displacing the .
  
b. In order for an object to float, its density must be  than that of the liquid.