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potencial energy
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What kind of change occurred when the matchstick?
potencial energy
Is burning a matchstick a reversible change?
The burning of the match is irreversible because it cannot be undone. If the candle is made of regular wax and not the dripless kind, you can take the melted wax and make another candle out of it , just without a wick, which would have been destroyed in the first melting, making it an irreversible change as well.
If you put water in a freezer and it turns to ice what kind of change occured to the water?
The change that occurred to the water is a physical change. In this case, the water changed from a liquid state to a solid state without altering its chemical composition.
A sheet of paper is torn in half Another sheet is burned A third sheet of paper is crumpled into a ball What kind of change has each sheet of paper undergone?
Well, isn't that interesting! The first sheet of paper underwent a physical change when it was torn in half. The second sheet experienced a chemical change when it was burned. And the third sheet went through a physical change when it was crumpled into a ball. Each sheet transformed in its own unique way, just like how every brushstroke creates a beautiful painting.
Which kind of pollution is a cause of air pollution?
Gasoline is burned by a car engine.
What can be evidence of a chemical reaction?
Evidence of a chemical reaction can include formation of a gas, color change, temperature change, formation of a precipitate, or production of light. These observable changes indicate a transformation of substances into new molecules with different properties.
What type of earthquake occured in the Fort Tejom earthquake in 1857?
The kind of quake was a right-lateral strike-slip
What kind of books were burned and band by the Nazis?
Adeles books and Angels.
What kind of art technique uses the end of a burned stick?
charcoal
When burned sulfur nitrogen and carbon form what kind of compounds?
sulfites
What kind of disc is purchased with data already burned on it?
a regular CD
What kind of macromolecule is burned for energy in all living things?
Glucose (C6H12O6) is made by plants and burned in the mitochondria. It is a carbohydrate.
