Which scenario represent a scientific investigation a. a measurement of growth patterns of crystals space b. a selection favorite songs in a survey c. a questionnaire on the quality of care in the hospital d. survey on the best opinions for reducing air pollution

The correct answer is A. A measurement of growth patterns of crystals space

Explanation:

A scientific investigation is a type of investigation that uses the scientific method (observation, question, creating a hypothesis, testing, analyzing information, share results) to formulate explanation about the world or a certain phenomenon. Because of this, the scientific investigation is mainly used to study phenomena of the natural world or any other phenomenon that can be testable and that is based on facts and reality rather than on perception or opinions. Considering this, the scenario that represents a scientific investigation is "A measurement of growth patterns of crystals space" because this focuses on a phenomenon of reality that can be testable, while others just focus on opinion or personal perspectives that cannot be tested.

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;

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