Frequency refers to how often something happens. Period refers to the time it takes something to happen. Frequency is a rate quantity. Period is a time quantity. Frequency is the cycles/second
<span>The winds and currents flow faster at the equator than the poles because the equator is much warmer than the poles. Also the Earth's rotation is much faster at the equator than at the poles.
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Answer:
ion is an electrically charged particle
Explanation:
there are 2 types of ions. anion an cation anion is negatively charged
cation is positively charged
The nearest star that can go supernova is either Spica or IK Pegasi
Lubricating a machine will make it more efficient and it will reduce the friction between the parts meaning that less energy will be transferred and dissipated into the surroundings as heat.
the in put and out put force may increase as it's easier for the machine to work due to less friction