Complete the sentence using one of the following words: intensive, extensive, or chemical.
A property of matter that depends only on the type of matter in a
sample and not on the amount is

Intensive

Explanation:

The physical property of a substance can either be extensive or intensive depending on whether it is dependent on the size or type of that substance. Extensive property are those that depends on the amount of a substance e.g mass, volume etc.

Intensive property is a property that does not depend on the size or amount of matter in the sample but only depends on the type of matter instead. Examples of intensive property are density, temperature, boiling point etc.

b

explanation:

mitosis

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.