An
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ice cube is placed in the Sun
there is a puddle of water later is physical or chamical change
Answers
Answer:
An ice cube is placed in the sun. Later there is a puddle of water. Later still the puddle is gone.
Physical Change - change in state of matter
Two chemical are mixed together and a gas is produce.
Chemical change - a gas is produced is a SIGN of chemical changes
A bicycle changes color as it rusts.
Chemical change - a change in color is a SIGN of a chemical change
A solid is crushed to a powder.
Physical change - the size is changed
Two substances are mixed and light is produced.
Chemical change - light/heat is produced which is a sign of a chemical change
A piece of ice melts and reacts with sodium.
Ice melting is a physical change (state of matter), reacting with sodium is chemical change
Mixing salt and pepper
Physical change
Chocolate syrup is dissolved in milk
Physical change
A marshmallow is toasted over the fire.
Chemical change - a change in color
A marshmallow is cut in half
Physical change - size is changed
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. An Ice cube is placed in the sun. Later there is a puddle of water. later still the puddle is gone .