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Describe the manufacture of cement and know how changes at the molecular level that take place during the setting of concrete give it its strength and durability
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∙ 15y ago
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What does phiscal properties mean in science?
phiscal property means of the change in colour shape and size
What phiscal change does water go throgh when it heated or cooled?
you tell me
What is quick cement?
It's just a type that dries/hardens faster than the regular version.
What is cement setting?
It's just a type that dries/hardens faster than the regular version.
What is quick setting cement?
It's just a type that dries/hardens faster than the regular version.
How do you use solvent cement?
A solvent either melts or carries a glue. A cement is usually a substance applied as paste, that hardens as the water dries.
Is it wrong 2 eat cement?
yes because of the chemicals it has and because it hardens in your stomach and the stomach acid wont digest it properly
When butter hardens is that a physical or chemical change?
When butter hardens, it is a physical change. The change in state from liquid to solid is a physical transformation, meaning that the molecules rearrange themselves without any change in their chemical composition.
i neeed 30 phiscal change and 100 chemical change got its boi?
give me 50 physical changes and 10o chemical change
Is melting butter for popcorn a phiscal change?
Physical because once you melt it you can put it in a fridge and it will go back to the original state from before you melted it
What doE phenotype?
an organisms phiscal appearance
Is water boiled to make pasta a chemical or a physical Change?
Water boiled to make pasta is a physical change because it is changing its state of matter. It is changing from a liquid to a gas.
