2006-10-11 10:01:33 · 11 answers · asked by Anonymous in Education & Reference ➔ Homework Help
Casually mixing iron powder with sulfur powder is a physical change. Reacting iron with sulfur to produce iron sulfide is a chemical change.
Cutting a piece of paper with scissors is a physical change. Burning a piece of paper is a chemical change
Cooling a mixture of air and kerosene vapor so that liquid kerosene condenses out is a physical change. Burning a mixture of air and kerosene vapor is a chemical change.
2006-10-11 10:10:01 · answer #1 · answered by ????? 7 · 7⤊ 26⤋
Physical Change Examples
2016-12-08 19:18:46 · answer #2 · answered by Anonymous · 0⤊ 0⤋
Physical And Chemical Change Examples
2016-06-25 17:39:37 · answer #3 · answered by ? 3 · 0⤊ 0⤋
physical change:
1.raining
2.melting of wax
3.melting of ice cream
4.melting of ice to water
5.the dissolution of salt in water
6.crumpling a sheet of paper
7.casting silver in a mold
8.breaking a bottle
9.boiling water
10.crushing a can
Chemical Change Examples
1.rusting of iron
2.combustion (burning) of wood
3.metabolism of food in the body
4.mixing an acid and a base, such as hydrochloric acid (HCl) and sodium hydroxide (NaOH)
5.cooking an egg
6.digesting sugar with the amylase in saliva
7.mixing baking soda and vinegar to produce carbon dioxide gas
2014-04-23 14:22:49 · answer #4 · answered by Anonymous · 5⤊ 4⤋
physical change crumpling a sheet of paper
melting an ice cube
casting silver in a mold
breaking a bottle Etc
Chemical change
burning wood
dissolving salt in water
mixing acid and base
digesting food
2013-11-20 00:28:00 · answer #5 · answered by Shahidullah Awan 1 · 2⤊ 5⤋
what are some chemical and physical changes
2014-03-02 09:23:47 · answer #6 · answered by J 1 · 2⤊ 5⤋
examples of physical changes
2014-10-07 23:45:47 · answer #7 · answered by Anonymous · 2⤊ 6⤋
cool
2016-07-27 23:17:38 · answer #8 · answered by Margie R. Rayala 1 · 0⤊ 0⤋
wew
2016-01-04 21:26:51 · answer #9 · answered by ? 1 · 1⤊ 0⤋
yes
2014-10-06 23:24:55 · answer #10 · answered by Anonymous · 1⤊ 3⤋
Physical changes
1.ripped paper
2.boiling water
3.pumping oil
4.smashing your car
5.shattering a light bulb
6.sharping a pencil
7.freezing water
8.cutting iron
9.rising or bread dough
10.melting iron
Chemical changes
1.rusting of iron
2.exploding of dynamite
3.digestion of food
4.moldy chesse
5.souring milk
6.reaction of chlorine with sodium
7.wood rots
8.flammability
9.reacts with water to form a gas
10.reacts with a base to form water
2006-10-11 10:13:20 · answer #11 · answered by Anonymous · 71⤊ 1⤋