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Is changing the size and shape of pieces of wood a chemical change true or false?
False. Changing the size and shape of pieces of wood is a physical change, not a chemical change. A chemical change involves the alteration of the chemical composition of a substance, while a physical change only affects the physical properties of a substance.
Is crushing charcoal into powder a physical or chemical change?
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Is size of an object a physical change?
The size is not a change. If there is a change in size that could be a physical change, but that depends on why its sized increased. If the sized increased because more material was added or because it was heated, those are examples of a physical change that caused a change in size. If the sized increased because it reacted with some other chemical, making it take up more space, that would be a chemical change that caused the size to change.
The change of size or shape of a substance is a?
chemical matter.
What does a chemical reaction change?
Well it changes the size and object.
Is expansion physical or chemical change?
Expansion is a physical change because it involves a change in the state or size of matter without altering its chemical composition.
What chemical and physical changes?
Chemical changes change to a substance`s chemical formula but a Physical change only affects attributes like color shape or size
Is a metal surface being ground a chemical change?
A metal Surface being ground is a physical change, not a chemical change.
Is hammered copper a physical change?
Yes, hammered copper is a physical change. When copper is hammered, its shape and size change, but its chemical composition remains the same.
Is ground flour a result of a chemical change?
No, grinding flour is a physical change, not a chemical change. The process of grinding wheat into flour involves only a change in the appearance and size of the wheat grains, without altering their chemical composition.
What is the meaning of Physical Change What is the meaning of Chemical Change?
PHYSICAL CHANGE - refers to the change in size, shape, or state of matter. CHEMICAL CHANGE - happens when one chemical substance is transformed into one or more different substance, such as iron becomes rust.
Is chopping firewood a chemical change?
Chopping firewood is a physical change, not a chemical change. The act of chopping firewood only changes the size and shape of the wood, but the chemical composition of the wood remains the same.
