<span>The law of conservation of energy states that energy can neither be created nor destroyed - it can only be converted from one form to another. It basically means that energy can't just appear, but has to be converted from existing energy; for example, the chemical energy in petrol is turned into electrical energy to power a car.Remember the total energy of universe is constant,,and no more energy can be drawn from out if we collect all universe's energy at a single point(its the big bang energy splitted during </span>
It is B, because it is an eclipse.
When investigative officers get to a crime scene, they do not need to collect water samples.
<h3>What is a crime scene?</h3>
A crime scene is a place where an offence has been committed. It is usually cordoned off to enable investigation of the crime and the collection of samples.
When investigative officers get to a crime scene, they do not need to collect water samples.
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Answer:
As the thermal energy of matter increases, its particles usually spread out, causing the substance to expand.
Explanation:
<em> i have a book about this stuff</em>