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There are two methods to pick one counter of each. Either pick the (1)green counter first and then blue, or a (2)blue counter first and then green. We must calculate the probability of both of these scena...

The way time is expressed in Latin depends on whether you are trying to describe the time when an event occurred, or how long an event occurred for. You should always start by asking yoursel...

“Ser” is used to describe permanent or long lasting qualities. It is also used to talk about date and time.Hoy es lunes, son las 12.30 = Today is Monday, it’s 12.20Examples:Laura e...

Not all energy is transferred between different levels of the food chain due to not all the organisms being consumed, often not the entire organism is eaten either, leaving behind energy in the hair/fur, ...

The First Law of Thermodynamics is that energy cannot be created or destroyed, it can only change from one form to another. For example, a boulder perched at the top of a hill has gravitational potential ...