Science, asked by tejasjaiswal6cjssp, 2 months ago

why do some materials lose their shine ?

Whoever will answer first will be marked as brainliest !​

Answers

Answered by fladderop
1

Answer:

Some metals often lose their shine and appear dull, because of the action of air and moisture on them. Some metals as a result of oxidation with the atmospheric oxygen form oxides and by which their appearance becomes dull.

Answered by diyabhana
1

Answer:

Some metals often lose their shine and appear dull, because of the action of air and moisture on them. Some metals as a result of oxidation with the atmospheric oxygen form oxides and by which their appearance becomes dull.

Previous Question
Next Question
Similar questions
Math, 1 month ago
for what value of k the given quadratic equation have equal roots x² - 3x + (k+1) = 0​...
Math, 1 month ago
plss answer this question (3x^2y-2y^2)^2​...
Math, 1 month ago
If 2/3 and -3 are the zeroes of the quadratic polynomial ax2+7x+b then find the values of a and b. plz answer this question very urgent plz ​...
Computer Science, 2 months ago
Ve 4G 70% LTE 11:19P IGIU OK/s... ਵੱਡਾ ਬਾਈ . k Just now ਦਾ ਟੋਕਨਜ ਕਿੰਨੇ ਪ੍ਰਕਾਰ ਦੇ ਹੁੰਦੇ ਹਨ। ਦੇ 5 ਖਾਲੀ ਥਾਵਾਂ ਭਰੋ (IX66) . ਆਡੀਉ ਜਾਂ ਵੀਡੀਉ ਕਲਿਪਸ ਨੂੰ ਵੱਖ ਵੱਖ ਭਾਗਾਂ ਵਿਚ ਵੰਡਣ ਲਈ ਕਮਾਂਡੂ ਵਰਤੀ ਜਾਂਦੀ ਹੈ। ਸਮਾਜਿਕ ਕਾਰਜਾਂ ਨੂੰ ਕਰਨ ਲਈ ਪ੍ਰਕਿਰਿਆਵਾਂ ਦੇ ਸਮੂਹ ਨੂੰ ਕਿਹਾ ਜਾਂਦਾ ਹੈ। ਦੋ ਜਾਂ ਦੋ ਤੋਂ ਵੱਧ ਨੇਟਵਰਕਾ ਦੇ ਕੁਨੈਕਸ਼ਨਾਂ ਨੂੰ ਕਿਹਾ ਜਾਂਦਾ ਹੈ। ਸੀ ਪ੍ਰੋਗਰਾਮ ਦੀਆ ਬੁਨਿਆਦੀ ਅਤੇ ਸਭ ਤੋਂ ਛੋਟੀ ਇਕਾਈ ਨੂੰ ਕਿਹਾ ਜਾਂਦਾ ਹੈ। है डिभात बोडी । 6.
Biology, 2 months ago
1. Phenotype refers to the ___________ of an organism? A. genetic makeup B. physical appearance C. recessive alleles...
Physics, 9 months ago
(i) Kinetic energy (b) The initial energy is transformed into heat energy when the pendulum bob strikes the air molecules. Thus, the amplitude of pendulum decreases and finally it stops. Numericals for Practice 1. How much work is done by a force of 10 N in moving an object through a distance of 4 m in the direction of the force? 2. A car is being driven by a force of 2.5 * 101° N. Travelling at...
Math, 9 months ago
Write names of at least 2 objects from day-to-day life, which are in the shape of the basic 3D shapes given below (1) Core (m) Cube (1) Cuboid (iv) Sphere (v) Cylinder Identify and state the number of faces, edges and vertices of the figures given below: hora Cube Cuboid Pyramid Faces Edges Vertices​...
Math, 9 months ago
solve 199×201 by (x+a)(x+b)= x^2 + (a+b)x +ab​...