“D” would be the best answer choice for me.... not sure if it’s correct though
Answer:
The question "What color is a great horned owl?" does not require the scientific method to be used for getting an answer hence, it is not a scientific question. This question does not require any hypothesis or any other method. It can easily be answered by just looking at the horned owl.
A scientific question has to be a question from which a hypothesis can be made. The hypothesis can be tested through experiments and observations. Results and conclusions from the experiments would result in answering that question.
Answer;
-Pure chemical substance and element
Explanation;
-Pure substances are substances that are made of only one type of atom or molecule.A pure substance can be either an element or a compound, but the composition of a pure substance doesn’t vary.
-An element is a pure substance that cannot be broken down into different types of substances by chemical means. All elements are pure substances. An element is composed of a single kind of atom. An atom is the smallest particle of an element that still has all the properties of the element.
-Tungsten is an element and therefore a pure substance.
Answer:
b. behavioral isolation
Explanation:
It is a type of reproductive barrier that can lead to speciation. Behavioral behavior, such as mating rituals as in when two populations of the same species show some difference in behavior, typically in mating rituals
and signals.