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Is hammering gold until it becomes flat a physical change or chemical change?
Pounding a gold coin into a different shape would probably not effect a chemical change. If, however, the pounding produced enough heat to meal the coin, some chemical change could take place.
Is a tree growing a chemical or a physical change?
First of all lets understand Physical & Chemical Change. Physical change can be reversed and the chemical properties of the two states remain the same. Chemical change cannot be reversed and the chemical properties of the two state are entirely different. Now lets get back to the question. Is growing a tree a physical or a chemical change. The growing of a tree requires chemical changes, primarily the conversion of water and carbon dioxide into cellulose and oxygen. So the growth results primarily from chemical changes.
What is a chemical change the occurs when you prepare a meal?
Cake:)
Gas is burnt to cook a meal is it an energy conversion or an energy transfer?
How does it happen? If there's a chemical change, it's energy conversion, if it's a physical change, it's energy transfer.
What is a physical change A fermenting grapes to produce wine B baking a cake C a tomato ripening D dry ice subliming E digesting a meal?
D. Dry ice subliming is a physical change. Chemically, it's still CO2.
What is chemical structure of corn gluten meal?
what is the chemical structure of corn gluyen and corn starch?
Which is not an example of chemistry in the field of energy?
Cooking a meal is not an example of chemistry in the field of energy. Cooking involves applying heat energy to food to change its physical and chemical properties, but it does not directly involve the study of energy production or conversion at a molecular level like other examples such as battery technology or fuel combustion.
Do chemical make up food often changes when you cook it?
Chemical changes very often happen when you prepare a meal. For example, when cooking a cake, the yeast reacts and the cake rises. Whenever something changes and you cannot reverse that change, it is a chemical change whereas if you can change it back, it is a physical change!
What type of meal and time of its ingestion promote the most rapid repletion of glycogen stores after physical activity?
high-carbohydrate meal taken within 15 minutes
Plan a two course meal for a physical education teacher?
If the meal is only two courses, both dishes need to compliment the other to make it a nutritionally complete meal. You could serve soup and salad or soup and sandwiches. If the soup is a vegetable beef, and the salad has a good mix of veggies, this would be a good, nutritious meal.
What is fixed menu?
One set price but you can not change any of the items to go with the meal.
How did soybean meal prices change during the 1990s?
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