Your question: Is wool being knitted into a sweater physical or chemical change?

Is knitting a sweater a physical or chemical change?

Answer: In a physical change no new substance is formed . in this case when the wool is knitted into a sweater only the appearance is changed no new substance is formed . we can get back the wool from the sweater and thus it is a physical change .

Is Woollen yarn to knitted sweater a reversible change?

In case of woolen yarn to a knitted sweater, the sweater can be changed into woolen by just taking out the tread so yes it is also a reversed change.

When a woolen yarn is knitted to get a sweater The change can be classified as <UNK> <UNK>?

When a woolen yarn is knitted to get a sweater, the change can be classified as physical change. Q I. 1.

Is making yarn a physical or chemical change?

Physical change. Spinning a yarn only changes the shape of the wool fiber into braid-like form.

Is knitting chemical change?

The wool being knitted into a sweater is a physical change since we can get back the wool from the sweater by using physical methods only.

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Can Yam to knitted sweater be reversed?

Answer: Woollen yarn to knitted sweater is a reversible reaction.

Is straight string to coiled string reversible?

Straight string to coiled string is a reversible change because coiling a straight string into a coiled one can be done but this process can be done only under high pressure, then it becomes reversible.

Is growing of nails a reversible or irreversible change?

Yes, the growth of nails is irreversible. Once they grow , they can’t be reduced naturally until and unless they are cut.

Why is folding of a paper said to be a physical change?

Folding of a paper sheet: A paper can be folded or unfolded, and hence it is an example of physical change. Moreover, no new substance is formed in this process, so it is a physical change.

Is wood rotting a chemical or physical change?

Rotting, burning, cooking, and rusting are all further types of chemical changes because they produce substances that are entirely new chemical compounds. For example, burned wood becomes ash, carbon dioxide, and water.

Is cooking an egg a chemical change?

Cooking the egg is an example of a chemical change.