Answer:
(3) Rusting of almirah is a chemical change since during rusting, a new chemical compound called hydrated iron oxide (rust) is formed. ... (7) Making a fruit salad with raw fruits is a physical change since there is no change in the chemical properties of the fruits but only the physical appearance has changed.
Explanation:
I just got it right on my test
From the photographs presented, investigation reveals that the gender and age of the victim are:
- Age: Elderly, at least 40 years old;
- Gender; Female. This is clear from the hip and the shoe type discovered as the scene.
<h3>What is the preliminary hypothesis on the cause and manner of death?</h3>
The hypothesis or cause of death is a gun shot to the head. This is evidenced by the exhibit 23 - a bullet shell and the hole in the skull of the victim.
The databases that can help with these kind of investigations are:
- The Crime Database
- The Police Database.
Learn more about investigations at:
brainly.com/question/2219589
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Reproductive isolation. Species refer to the group of organisms which share common morphological features and can interbreed and produce a viable offspring. Thus, the organisms of one species are reproductively isolated from the organisms of other species
Answer:
The coughing reflex kicks in, only if the epiglottis reflex fails to. If the coughing reflex fails then the Heimlich maneuver may be needed.
Answer:
Explanation:
https://www.treehugger.com/natural-sciences/what-selective-breeding.html
https://en.wikipedia.org/wiki/Selective_breeding
https://www.yourgenome.org/facts/what-is-selective-breeding
http://www2.nau.edu/~gaud/bio301/content/selbrd.htm
https://www.britannica.com/science/selective-breeding
