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Both the imperfect and the preterite tense are past tenses, but it is important to learn the distinctions between the two.
Generally the imperfect tense is used to speak about a repeated action in t...

Many people struggle with knowing when to you "por" and "para" as often they both translate to mean "for". There is no simple shortcut on learning when to use which other tha...

-To start the sinoatrial node (SAN) on the wall of the right atrium sends an electrical signal across the right and left atria to contract and the blood moves into the ventricles. A layer of non-conductiv...

Using rules of logarithms: 3log(x^2)+4log(y^3)=log((x^2)^3)+log((y^3)^4) =log(x^6)+log(y^12) =log((x^6)(y^12)

The diagram should show a negative point charge with the electric field lines pointing towards the point charge. The separation of the lines should decrease as you get closer to the point charge. The line...