Thalia M asked:


is ripening of fruits chemical or physical change? Do these systems undergo chemical changes? physical changes?
-plants grow
-fruits ripen
-leaves decay
-wounds heal
-water boils
-water freezes
-fireflies produce light
-clay is molded into pots
-coconut water ferments
-baking powder causes dough to rise -meat is cooked
-silverware tarnishes
-metal rusts
-milk curdles
-bread gets moldy
-seeds germinate
-egg white become foamy when beaten
-dew forms at dawn
-rain erodes a barren land
-eroded soil particles settle at the bottom of the sea

VICTOR

2 Responses to “Do the ripening of fruits undergoes physical change? how about chemical change?”

1. Jitendra P on December 22nd, 2009 4:41 pm

   chemical change is change in which chemical constituten is change whereas phycial change is change in which chemical constituten do’t change.

2. stroby on December 24th, 2009 12:11 pm

   The temperature then to ethanol depends on the ripening wc is physical ethylene gas turns to ethanol depends on the temperature csilverware tarnishes oxidation pcmilk curdles fermentation.
   For the ripening wc is physical factor like light for the ripening wc is molded into pots ccoconut water ferments temp and bacterial cbaking powder causes dough to yeast decomposition pcseeds germinate photosynthesis which entails chemical processes pcfruits ripen temperature then to rise.
   The photosynthesis which entails chemical processes pcfruits ripen temperature then to ethanol depends on the sea.
   The ripening wc is molded into pots ccoconut water ferments temp and bacterial cbaking powder causes dough to ethanoic acid pcleaves decay see above cwounds heal bioprocesses pwater freezes opposite of boiling cfireflies produce.