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Which property of an ice cube remains THE SAME before and after it melts?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Which example best describes a physical change?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Which type of change occurs when the size, shape, appearance, or volume of a substance is changed without changing its composition?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Which is the best example of a change that can be undone?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Anthony is performing an experiment. He adds 0.25 grams of baking soda to 5 grams of water and stirs. Anthony watches as the baking soda dissolves in the water. If Anthony weighs the water and baking soda solution, what will its mass be?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Which describes a chemical change?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
John filled a bottle half way with water, placed a lid on it, then put it in the freezer. How does the weight of the water and bottle compare before and after it is in the freezer?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Which change is most likely to produce a new substance?
5.25 grams
acid in the stomach digesting food
weight
chocolate left in a warm car to melt
physical
The water and bottle weigh the same as they did when they went in the freezer.
a piece of paper burning
an ice cube melting
Check it!