Any time deppending on the country its at because of the time scales
It is time to recalibrate the scales.
they need to use time scales and remember it because they need to know if they find a fossil they need to know around what time it became a fossil
Yes a betta fish will grow back lost scales with time and clean water.
weighing scales
The geological time scale is hugely larger than the human time scale. For humans, a decade is a significant period of time, and even our civilizations span only a few thousand years... whereas in geological terms even a million years isn't that much.
Both weather and climate both refer to the behavior of the atmosphere. People often think on the time scales of which weather occurs, but not often of the time scales over which climate occurs.
Set of scales
because you either get fat every time or you loose weight ?
"Geologic time scales" usually refers to periods of millions, or even billions, of years.
They Have scales.
Most fish are covered in scales for protection. They vary in size, shape and structure and can range from strong and rigid to small or absent. The main types of scales include the cycloid scales, the ctenoid scales, the placoid scales and the ganoid scales.