water essential for life

important because water is required by every creature, whether human, animal and plant life. Without water, humans difficult to survive. human body contains 60-70% of the entire weight of the water body. When you lose only 20% water, can cause death.
needed to drink water as much as 3% of body weight or about 2.3 liters per day.
water was used for a variety of human needs as follows:

a. Household needs: eating, drinking, cooking, bathing, rinse, wash clothes, clean houses, goods and equipment.
b. needs of the public: schools, offices, hospitals, markets, restaurants, Mushola, mosques, lodging / hotel, public bathing, recreation places and so forth.
c. irrigation needs: irrigate rice fields, gardens, plants, fish ponds, animal husbandry and sebagainnya.
d. needs of industry: making food / beverage, power plant, processing plant materials, fire fighting dsdnya.

gigi anak

Pada awalnya gigi anak muncul diusia 6-12 bulan. Gigi ini disebut gigi susu. Biasanya, gigi depan bagian bawah tumbuh paling pertama.
Pertumbuhan gigi bisanya ditandai dengan perilaku mengigit-gigit yang lebih sering dari biasanya disertai menetesnya air liur (ludah), dan kadang ditandai pula dengan meningkatnya suhu tubuh.
Pada usia sekitar 6-13 tahun, gigi yang berjumlah 20 buah ini akan tanggal (lepas) dan kemudian digantikan dengan gigi tetap yang berjumlah 36.

children's teeth

Initially, the child's teeth appear diusia 6-12 months. Gigi gigi susu is called. Usually, the bottom of the front teeth to grow the first.
Dentition bisanya by the behavior mengigit-bite that more often than is usually accompanied menetesnya spit (saliva), and sometimes also with a marked increase in body temperature.
At the age of 6-13 years, which amounted to 20 dental units akan this date (loose) and then replaced with the permanent teeth was 36.

Rest

Poor sleep / rest terbentuknya can cause a sleep debt that caused a power interruption remember, slow to react and act, and to increase the risk of accidents.
Arrange for the time you rest. idelanya rest / sleep each person needs to sleep at least / at least about 7 hours per day.

water source

water on earth is the result of the process of evaporation, infiltration and drainage ongoing. water from the soil surface will evaporate, changes to the cloud, and then fell into the rain or snow. partially absorbed and plants It is absorbed land into ground water, which at times can radiate to the surface layer of soil when the soil is soft, it becomes spring. according to the source / origin, water can be grouped into:
1. water sky: rain water, snow, ice.
2. surface water: river water, lake water, water reservoir, lake water, sea water.
3. ground water, which can be divided into:
a. water seepage or shallow ground water (water dig wells, hand pump water)
b. in ground water (water in the pump, in artesian well)
c. artesis water (strong jet of water to top)
d. spring (water source, the exit to the surface and can flow sendir)