A "cause" means why or how something happens. It is a commonly held and scientifically evidenced assertion that, if not all, certainly most things happen due to a cause. This is known as the principle of "cause and effect".
Experimentation means trying something to see what happens. When this is done by scientists, experiments can be complex, and very careful measurements and observations are used to learn as much as possible. Nonetheless, they are still trying something to see what happens.
Internal means something that's from the insideand external means something that's from the outside.
1. Its important because if you repeat you'll get consistent results. 2. That means if a scientist gets different results it means they did something wrong in the experiment
false
theory A+ :D
it means to be ready for something before it happens.
It means it happens
it means to happen in time(0.0)
It means something that happens once in a while. Something with an irregular interval of happening.
It means that if you do something, something happens. Kind of like cause and effect.
Biannual
Unexpected?
following a specific patternPeriodic is something that is happens over and over in other words something that is reoccurring
No, often and seldom are not the same. "Often" means something happens frequently or regularly, while "seldom" means something happens rarely or infrequently.
de ja vu
It means something that happens every ninth year.
anachronism or apocrypha