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What does the word weathered mean?
Weathering in geology means the chemical and mechanical breakdown of rocks that occurs due to the weakening of these rocks by changes in the environment, such as temperature.
A chemical reaction that occurs in plants that changes light energy into chemical energy is?
photosynthesis
When a physical changes occurs a substance's changes?
A new substance is formed only after a chemical change.
Give an example of a chemical change that occurs in your living environment and a chemical change that occurs in your non living environment?
In my living environment, a chemical change occurs when food is digested in the stomach, where complex molecules are broken down into simpler ones. In my non-living environment, a chemical change occurs when iron rusts due to exposure to oxygen and moisture, forming iron oxide.
What kind of changes occurs when sodium chloride dissolves?
chemical change
What change occurs when a substance changes into a different substance?
Chemical Change
Why is the burning of charcoal in a grill is a chemical change?
When anything is burned a chemical change occurs. The chemical composition of charcoal changes.
What are the changes occurs in your environment?
Lost my house, my car and my cat benjy
Can a chemical change be undone?
Some chemical changes are reversible, others are not.
What is the diffeference between a physical and a chemical change?
A physical change is when a substance changes, but still keeps its identity. When a chemical change occurs, the substance changes its identity.
Chemical changes can be reserved by physical change?
No, chemical changes cannot be reversed by physical changes. Chemical changes involve the formation of new substances with different properties, while physical changes only affect the state or appearance of a substance without changing its chemical composition. Once a chemical change occurs, it cannot be undone by a physical change.
Is sorting rocks by color a chemical change?
Of course not. It is a physical change. A chemical change occurs when the identity of a substance changes.
