Heat and Energy Exe-6D Very Short Answer Concise Physics ICSE Class-9 Selina Publishers. There is the solutions of Very short Answer type Questions of your latest textbook which is applicable in 2024-25 academic session. Visit official Website CISCE for detail information about ICSE Board Class-9.
Heat and Energy Exe-6D Very Short Answer Type
Concise Physics ICSE Class-9 Selina Publishers.
| Board | ICSE |
| Class | 9 |
| Subject | Physics |
| Writer / Publication | Concise Selina Publishers |
| Chapter-6 | Heat and Energy |
| Exe-6D | Greenhouse Effect and Global Warming |
| Topics | Solution of Exe-6(D) Very Short Answer Type |
| Academic Session | 2024-2025 |
Exercise- 6D Greenhouse Effect and Global Warming
page -162
Very Short Answer :
Q1- What do you mean by greenhouse effect?
Ans- Greenhouse effect is the process of warming of planet’s surface and its lower atmosphere by absorbtion of infrared radiations of longer wavelength emitted out from the surface of planet.
Q2- Name three green house gases.
Ans-Carbon-dioxide, water vapour and methane are greenhouse gases.
Q3- Which of the following solar radiations pass through the atmosphere of Earth? X -rays, ultraviolet rays, visible light rays or infrared radiation?
Ans- Visible light rays and infrared radiation.
Q4- Name the radiations which are absorbed by the green house gases.
Ans- Infrared radiations of long wavelength are absorbed by the green house gases.
Q5- What would have been the temperature of earth’s atmosphere in absence of green house gases in it?
Ans- In absence of green house gases, the average temperature on earth would be -18.
— end of Heat and Energy Exe-6D Very Short Answer Physics Class-9 ICSE Selina Publishers :—
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