The Maya kept time with a combination of several cycles that meshed together to mark the movement of the Sun, Moon and Venus. Their ritual calendar, known as the Tzolkin, was composed of 260 days. It pairs the numbers from 1 through 13 with a sequence of the 20 day-names. It works something like our days of the week pairing with the numbers of the month.
The rule of thumb that is useful for predicting whether one substance will dissolve in another is "likes dissolves likes". Similarity of substances depends on the type of bonds, intermolecular forces between solute and solvent, and if it is non-polar or polar molecule.
because it is strong
Bennie was Jacky's pretend friend she was useful in the grocers shop because she took the items from the shelves
life orb increases your atack on a Pokemon but it takes away 10% of hp i don't find it useful tough
boring
true
i dont know thats why i am asking you
Calendars are useful in life to keep track of important dates and diffrent parts of the year!
Not useful
The Bohr model is useful.
A calendar is useful becasue it tells the reader which date it is. It also tells you what day a certain date falls on every year.
Exercise calendars can be very useful utilities. You can constrict an exercise calendar by first buying a calendar itself. You can then put Exercises on the calendar.
Doppler radar, which even now is the most valuable tool in detecting and predicting tornadoes.
Punnet square
Google Calendar offers a number of useful features such as being able to share your calendar, send invitations and sync with other applications. Google Calendar also offers mobile access and being able to work on it offline.
Well, I would say the most useful calendar app I found was Google Calendar App.
Perhaps the most useful tool in tracking tornadoes is Doppler radar.