Wednesday 22 February 2023

Laser Sound and Light show at Rose Festival 2023 Chandigarh

This year, 3 days long, 51st Rose Festival 2023 was held from 17th February to 19th February at Rose Garden Chandigarh. This year, the sound and light show, has been the main attraction of the Rose Festival 2023. This Half an Hour long, scintillating and dazzling show of light and sound, revolving around theme of Azadi Ka Amrit Mahotsav and showcase the journey of The City Beautiful Chandigarh, from its very inception to present day as the modern and the smart city. This event was held, all three days of Rose Festival at 7 pm.

Friday 5 January 2018

What produces more severe burns, boiling water or steam?

Answer : Steam produces more severe burns as compare to boiling water as it has extra high heat energy.

This is an answered question from Chapter 1. MATTER IN OUR SURROUNDINGS of CBSE Class 9th Science

Check for Complete Exercise Solution for Chapter 1. MATTER IN OUR SURROUNDINGS | CBSE Class 9th Science

Why is ice at 273 K more effective in cooling than water at the same temperature?

Answer : The heat energy  absorbed by ice to change to liquid state, without showing any rise in temperature is known as the latent heat. We already know, the  heat can change the physical state of a matter by overcoming the forces of attraction between the particles. For water freezing point and melting point is 0°C. So water has extra amount of hidden energy as compare to ice.

This is an answered question from Chapter 1. MATTER IN OUR SURROUNDINGS of CBSE Class 9th Science

Check for Complete Exercise Solution for Chapter 1. MATTER IN OUR SURROUNDINGS | CBSE Class 9th Science