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Match it! Select the correct answer from the pull down...Good luck!
When observing a compost pile, one can tell that the materials have undergon a chemical change when
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
Which of the following is not a chemical change?
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
A student placing an effervescent tablet into a liquid knows a chemical change has occurred if
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
Which observation correctly identifies evidence of a chemical change?
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
A student places a pan containing liquid cake batter into a hot oven. The student observes a chemical reaction when
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
Which of the following is not a sign of a chemical change?
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
Which of the following is a chemical change?
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
A teacher mixes two liquids which are the same temperature together in a glass. The temperature rises. The change in temperature indicates
a change in state
the compost pile feels warm.
the cake batter changes color.
formation of rust on the USS Alabama
a gas is produced.
rusty metal hook becomes shiny
ice melting
a chemical change.
Check it!
Match it!
Match it!