Question

B. Short answer type questions.1. Give reason for the following:1) The metal knob feels colder than the wooden knob at the same temperature.ii) The appearance of fuel tank is usually shiny and smooth.iii) A hot air balloon rises up in the sky.iv) The water pipe in a solar water heater is bent into the shape asgiven in the picture.2. A student tested a new liquid to decide whether it is suitable for use in a liquid-in-glassthermometer. It is found that the liquid does not expand uniformly with temperature. Whatwill be the effect of this on the scale of temperature?Name any two liquid-in-glass thermometers. How do they differ from each other?R​

Answer 1

Answer:

Man, don't you think your ques is pretty long