To map the field of a variable quantity, you will want to use a system of temporary reference points within the field. This way, you'll be able to move within the study area without losing your geographical references. You'll be able to map things like trees, allowing you to make repeated measurements and verify your data.
Answer:
The Five Pillars are the core beliefs and practices of Islam:
Profession of Faith (shahada). The belief that "There is no god but God, and Muhammad is the Messenger of God" is central to Islam. ...
Prayer (salat).
Alms (zakat). Fasting (sawm).
Pilgrimage (hajj).
Answer: At the equator, the days remain essentially equal length throughout the year and the seasons don't change.
Explanation: The Sun's light and energy hit the equatorial area straight on throughout the year so the variation in temperature comes from wind and cloud cover.
