Which statement explains a difference between a homogeneous mixture and a heterogeneous mixture? A homogeneous mixture looks the same throughout, whereas a heterogeneous mixture does not have uniform composition.

A heterogeneous mixture can be referred to as a solution and a homogeneous mixture cannot.

A homogeneous mixture does not have uniform composition, whereas a heterogeneous mixture does.

A heterogeneous mixture can be separated by physical means, and a homogeneous mixture must be separated chemically.

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.

the answer is 1260

you spend 7 hours in school for 1 school day with 5 school days in 1 school week with 36 school weeks in a school year.

7*5*36= 1260 it's all about multiplying