If you look inside an electric stove or toaster oven, how can you tell whether it’s turned on?

Which is true of a liquid? it has a definite volume but not a definite mass. it has a definite mass but not a definite volume. it has a definite volume but not a definite shape. it has a definite shape but not a definite volume.

Can someone me with 6 to 10 plz this is for masteries test.

A5.00 g of a in . g of at aa 5.00 g of b in . g of .?at .