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Examples: sublimation, melting, evaporation etc.
Leonora Medhurst
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What evidences a physical change?
"A physical change occurs when some of the properties of a material change, but the substances in the material remain the same." "...any actions that change the size and shape of a material, but not its composition." if the shape/form is changed but not its makeup, then that change is physical
Is a cake that is baked in the oven a physical or chemical?
Heat brings about a chemical change. Physical changes can be undone, but you cannot unbake a cake.
When does physical chang happen?
a physical change happens when something is changed physically, for example, snapping a twig or popping a balloon is physical change, but actions like burning wood or cooking an egg are not physical.
Are actions physical?
Yes in some ways they are. For example: hitting is an actions and is physical.
Explain what a chemical change is?
a chemical change is a change which brings about a change in the chemical properties of a substance which cannot be reversed through physical means like heating or cooling.
Does puberty only bring physical changes?
It doesn't. Puberty also brings emotional and mental changes. As your hormone levels change, your moods change as well, and you must learn to deal with new emotions and thoughts. Your brain matures, so you have new worries as you realize things that children don't understand, like the consequences of your choices and actions. Puberty is a time of many types of changes, not just physical ones.
Why does puberty only bring physical changes?
It doesn't. Puberty also brings emotional and mental changes. As your hormone levels change, your moods change as well, and you must learn to deal with new emotions and thoughts. Your brain matures, so you have new worries as you realize things that children don't understand, like the consequences of your choices and actions. Puberty is a time of many types of changes, not just physical ones.
Is origami a physical or chemical change?
It is a Physical change
What are the factors that brings about change of culture?
There are many factors that bring about change of culture. Some of the major ones include physical environment, interaction with other cultures, religion and so many more.
Is carving a pumpkin a chemical change or physical?
It is a physical change.
Is crumple a chemical change or physical change?
Crumple is a physical change.
A physical change that does not produce a new substance is called what?
physical change
