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.
I think the answer to this question is that it paved way to the popularity of mystery fiction. Also, a significant result of Doyle's detective mysteries is their focus on crime investigation and paying attention to details that would help in crime-fighting - which encouraged awareness during his time about it.
Gray wolves disappeared from the Yellow Stone National Park, because when the National Park was built during the early 1800s, 1872 to be exact, Gray wolves were not protected by the park itself, there were no laws to protect these species, which is why hunters, who come across the park, hunts these gray wolves until their population decreased.
-Hope this helps
The congresswoman used rhetorical appeals and devices in her speech to reinforce the argument and for the audience to be persuaded by the topic.
<h3>What is rhetorical device?</h3>
It should be noted that a rhetorical device simply means a device that's used by the author in a literary work to help readers agree to a particular point.
Here, the congresswoman used rhetorical appeals and devices in her speech to reinforce the argument by asking the audience to be persuaded by the topic.
Learn more about rhetoric on:
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