1) Well, models are vital to use by scientists, because that way they can represent visually and help other people understand the point they are trying to stress about their project. A simple example would be to use a Bohr model to represent a specific chemical, and along with that show how many protons or neutrons does it have.
2)In science a universal law is a statement by which a particular action or a phenomenon would occur ALWAYS in the same way, and will ALWAYS abide to what the law states, while a theory is a guess on what kind of pattern does a particular phenomenon or experiment abide by.
3)The SI units are units of the metric system, and are used everywhere in the world for specific measurements, the kilograms is used when measuring mass, the meters is used when measuring length, the liter is used when measuring a volume of a liquid, and finally the cubic meters or m3 are used when measuring the volume of a solid. and those are the standards as well.
Calpurnia dreamed that Caesar was being stabbed to death and that the fountains spewed his blood (If I remember correctly) Caesar just thought Calpurnia was paranoid and wanted to still go to the Senate meeting but he stayed home to humor Calpurnia.
Answer:
A markup language is a language used to describe the content and structure of documents.
Explanation:
Markup Language is a structured computer language that lets you identify and use common elements of a document like headings, paragraphs, and lists. The two most popular markup languages nowadays are HTML and XML since they are used all over the internet and in most of the documents we work with every day.
