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Explanation: Desirable Changes: Those changes which are desired to occur that is, we want them to take place are known as desirable changes. Examples: ripening of fruits, germination of seeds etc. Undesirable change: Those changes which we do not want to take place are called undesirable changes.
What is the difference in desirable and undesirable?
Desirable change: The changes which are desired(need) to be change are called as desirable changes. Undesirable change: The changes which are not desired to change is called undesirable changes.
What is the example of desirable and undesirable?
For example : ripening of fruits , germination of seeds , change in season etc. Non desirable or Undesirable changes are those changes which we do not want to take place. For example : rusting of iron, souring of milk, rottening of fruits and vegetables , global warming etc.
What is meant by undesirable change?
Changes brought about by a person or by nature which are harmful are known as undesirable or nonagreeable changes. Examples: Rain causing destruction by floods, souring of milk.
Which is not a desirable change?
Undesirable change: Those changes which we do not want to take place are called undesirable changes. Examples: rusting of iron, souring of milk, rottening of fruits etc.
What is a sentence for desirable?
Desirable sentence example. She said she did not consider a degree of any real value, but thought it was much more desirable to do something original than to waste one’s energies only for a degree.
What is fast change?
The changes that are completed in short or very short duration of time are called fast changes. Examples of slow changes: Rusting of iron, as it takes many days. Some of the fast changes are spontaneous, meaning that they occur in a second or even less amount of time.
What is a desirable woman?
The dictionaries define “Desirable” as “worth having or wanting; pleasant, excellent or fine.” Any man or woman who has dreamed of a future has probably created an image of what he or she would desire most in their partner. And most women have probably wished to be more desirable at some point.
What do you mean by desirable?
1 : having pleasing qualities or properties : attractive “Mr. Darcy, you must allow me to present this young lady to you as a very desirable partner.”— Jane Austen a house in a highly desirable location. 2 : worth seeking or doing as advantageous, beneficial, or wise : advisable desirable legislation.
What are the examples of man made changes?
Natural changes Man-made changes 2. Examples- changes of season, tides in the sea, aging of plants, etc. Examples- burning of fuels, cutting hair, switching on lights, etc.
What is desirable change give example?
Desirable changes are the one which are brought about by nature and results produced by these changes are good results or useful results. Example: rain bringing water to the crops, milk changing into curd, ripening of seedlings of fruits into a plant.
What are desirable effects of friction?
Desirable effects of friction are: It helps us in movement. walking is just not possible without friction. It helps to stop a moving object like a car.
What is desirable and undesirable friction?
Friction is Desirable: A friction is very much desirable to stop the body from its moving condition. Friction is Undesirable: A friction is undesirable during ice skating or when a block is lifted or put down on the truck with the help of some inclined plane.
What are some examples of irreversible changes?
Some examples of irreversible changes are burning of paper, Burning of fuels (like Wood, Coal and LPG), Cooking of food, Rusting of iron , Grinding of wheat grains into flour, Baking of chapatti (roti), Growth of a plant, Formation of flower from bud, Falling of leaves from a tree, Ripening of fruits, Ageing of man and Mar 9, 2021
Are all changes desirable?
Answer: Hello! Not all changes are desirable. Some changes produce good results, while other changes (undesirable changes), are unfavourable.
What are the example of undesirable?
For example : ripening of fruits , germination of seeds , change in season etc. Non desirable or Undesirable changes are those changes which we do not want to take place. For example : rusting of iron, souring of milk, rottening of fruits and vegetables , global warming etc.
Why is it so that curdling of milk may be considered desirable as well as undesirable?
Formation of curd from milk is an irreversible change because the product so obtained can’t be changed to it’s original form . Once changed into curd , we can’t change it back to milk. Thus, it’s an irreversible change.
What is desirable example?
The definition of desirable is something or someone attractive and wanted. A great job that everyone wants is an example of something that would be described as a desirable job. Worth having or seeking, as by being useful, advantageous, or pleasing.
What is the example of fast change?
Fast change The changes that occur within a short time frame are considered fast changes. Examples: Crackers burst, blowing of balloons and burning of papers.
Can a change be both desirable and undesirable?
Hey mate, here is your answer : Yes, there are changes that are of desirable and undesirable. Desirable changes are the changes which are useful to us while undesirable changes ate the change which are harmful to us.
Are all physical changes reversible?
Physical changes can further be classified as reversible or irreversible. Physical changes that involve a change of state are all reversible. Other changes of state include vaporization (liquid to gas),freezing (liquid to solid), and condensation (gas to liquid). Dissolving is also a reversible physical change.
What is an example of undesirable friction?
We can write on blackboard because due to friction some chalk particles get stuck and we see the thing written. Examples of undesirable friction: A lot of energy is wasted in overcoming friction in machineries. It results in wear and tear of objects like our soles of shoes get damaged.
What are the three effects of friction?
Effects of Friction It produces heat, that helps in heating parts of any object or to warm ourselves. It also causes loss in power. It produces noise during any kind of operation. It’s because of friction that we’re able to walk, run, play, etc.
What are undesirable change give two examples?
Undesirable change: Those changes which we do not want to take place are called undesirable changes. Examples: rusting of iron, souring of milk, rottening of fruits etc.
