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The ammeter's needle would first be deflected one way, then as the direction of the current reversed, it would deflect the other way.

En casa reciclamos, intentamos reducir la cantidad de electricidad y agua que usamos, y evitamos usar el coche siempre que podemos (entre otras cosas). Pienso que el cambio climático es uno de los proble...

Firstly, try to remember what the intermediate reaction was called (Link Reaction). Name this, as if the name was not stated in the first place in the question, the examiner is most likely looking for you...

Irrenaeus and Augustine both use free will to explain how an all-good, all-powerful God could allow evil in the world. Where they differ is in the role that free will plays. Irrenaeus' is a soul making th...

Stationary points are points at which the gradient of the curve is zero. The gradient is given by dy/dx so we start by computing this using product rule to give us dy/dx=-sin²x+cos²x...