false becuase could change 2 times at the same day
You take every day lipitor, to level concentration of lipitor, you must take lipitor (same dosage) same time every day. I would say that lipitor stay about 24 hours in your bloodstream.
yes
You can never have the same time in a day, e.g. 12pm and then in the same day 12pm.
Yes, you do.
No, you only need to insert NuvaRing on the same day of the week every time, not the same time of day.
No, It doesn't.
1 day
Obviously not, although some places do have fairly invariable weather. Day to day conditions are called weather, that weather averaged over a long time is climate.
because time cant stay the same all the time
sleep during night
Exactly the same as it is now.A day is defined as the time it takes an object to rotatearound it's axis.A year is defined as the time an object takes to revolvearound another body.So even though the Earth revolves around the Sun in 20 years, it's day would stay the same.