answer the question in given photo please urgent....tomorrow I submit my homework
Answers
Answer:
1. Biodegradable items decompose or break down naturally. Non-biodegradable items don't. ...
2. a reddish-brown substance that forms on the surface of iron, etc., caused by the action of air and water
And conditions for rusting is presence of air or water..
Answer:
biodegradable objects are those which get decomposed within less time while non biodegradable take so many time to be decomposed.
biodegradable eg.= food, wood, paper etc.
non biodegradable eg.= plastic
rust= iron reacts with moist air,it forms a brown colored compound known as rust which covers a whole surface of iron and it is brown in color. it is also unstable which falls from the surface after some time.
ways to prevent rusting is in attached pic☺☺☺
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