Question
Explain how painting of an iron gate prevents it from rusting.
✓
Answer
Rusting is aided by both moisture (water) and air (oxygen). By painting an iron gate, we prevent its contact from the air and moisture present in the atmosphere. Hence, rusting is prevented.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Prepare a poster mentioning the tips for adolescents to live a healthy lifestyle.
Can you say in which activity the rate of breathing will be the slowest and in which it will be the fastest?
Mary and Manoj were classmates and good friends. On turning 11, Mary developed a little bulge on the front of her neck. She visited the doctor who gave her medication and asked to take iodine-rich diet. Similarly, a bump developed on the front of Manoj’s neck when he turned 12. However, the doctor told him that it was a part of growing up. According to you, what could be the possible reason for advising Mary and Manoj differently?
The terms sewage, sewers and sewerage are interlinked with each other. Can you explain, how?
The substance Wis necessary for the normal growth and development of all types of plants and animals. An acute scarcity of substance Whas an ill effect on plants which can hinder the natural process $X$ in plants causing a severe shortage of/ leading to famine. It may also lead the shortage of $Z$ which is essential for breathing and respiration. What could $W, X, Y$ and $Z$ be?
→Explain the working of an electric switch in a circuit.
A group chat among students becomes a platform for sharing jokes and images at someone's expense. One student notices it but chooses not to intervene. How should the situation be addressed, and what are the responsibilities of individuals when using digital platforms during adolescence?
Explain flower of a plant.
Pick the odd-one-out from each of the groups given below on the basis of respiratory organs. Give reason for your answer.
(a) cockroach, grasshopper, snail, ant
(b) lizard, cow, earthworm, snake
(c) crocodile, whale, dolphin, fish
(d) snake, tadpole, crow, goat
(a) cockroach, grasshopper, snail, ant
(b) lizard, cow, earthworm, snake
(c) crocodile, whale, dolphin, fish
(d) snake, tadpole, crow, goat