Question

most of the physical changes are reversible justify the statement by giving two examples

Answer 1

Answer:

The melted ice cube may be refrozen, so melting is a reversible physical change. 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.

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Answer 2

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ᴍᴇʟᴛɪɴɢ ᴏꜰ ɪᴄᴇ: ᴅᴜʀɪɴɢ ᴛʜɪꜱ ᴄʜᴀɴɢᴇ, ᴛʜᴇ ᴡᴀᴛᴇʀ ᴄʜᴀɴɢᴇꜱ ꜰʀᴏᴍ ɪᴛꜱ ꜱᴏʟɪᴅ ꜰᴏʀᴍ ᴛᴏ ʟɪQᴜɪᴅ ꜰᴏʀᴍ. ɪᴛ ᴄᴀɴ ʙᴇ ꜱᴏʟɪᴅɪꜰɪᴇᴅ ᴀɢᴀɪɴ. ᴛʜᴇ ᴡᴀᴛᴇʀ ʀᴇᴍᴀɪɴꜱ ᴡᴀᴛᴇʀ ɪɴ ʙᴏᴛʜ ᴄᴀꜱᴇꜱ ʜᴇɴᴄᴇ ᴛʜɪꜱ ɪꜱ ᴀ ʀᴇᴠᴇʀꜱɪʙʟᴇ ᴄʜᴀɴɢᴇ.

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