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What is the evidence that indicates that only physical changes occur when a platinum wire is heated in a Bunsen burner flame?
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∙ 11y ago
SMD
Wiki User
∙ 11y ago
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Are all physical changes are reversible changes?
yes , all the physical changes are reversible changes.
Is humidity a physical change?
Changes in humidity are physical, NOT chemical, changes.
What are phase changes?
its physical changes
Is it true that Physical changes are often accompanied by changes in color or odor.?
No. It is false. Physical changes are not accompanied by changes in color or odor.
What do physical changes do?
There are many different physical changes that can take place at any given time. To know what exactly these certain physical changes mean we would need to know what the changes are.
When platinum is heated then cooled to its original state is a physical change?
physical change, because the platinum is restored to its original state.
What type of evidence acts as a record of changes in organisms over time and indicates major changes in earths surface and climate?
the composition of ice cores
Historical evidence for the U.S. economy indicates that?
changes in real GDP over the business cycle are largely attributable to changes in investment over the business cycle.
What changes gives NO evidence that a chemical reaction has taken place?
Physical changes give no evidence that a chemical reaction has taken place, because no chemical reaction has taken place.
What evidence do biologists use to establish evolutionary traits?
They use the physical changes in physical Form of an Organism, that naturally occur over Time, to do this.
Why changes of stat are physical changes?
The changes of stat are physical changes because the stat is similar to the physical changes.
Are state changes chemical or physical changes?
Physical Changes
What is marijuana physical changes?
what is marijuana physical changes
What does the platinum orb do?
the platinum orb ( or in Pokemon platinum "the greiceus orb") this is given to giratina and then it changes to its original form.
Are all physical changes are reversible changes?
yes , all the physical changes are reversible changes.
What are the chemical and physical changes of photosynthesis?
There are no physical changes. there are only chemical changes.
What is a list of physical changes?
physical changes are boiling and burning.
