Sunday, April 15, 2012

CABANG KEILMUAN TENTANG ATMOSFER (SAINS ATMOSFER)

Kita harus memahami terlebih dahulu Cabang keilmuan tentang atmosfer. Sains atmosfer adalah cabang ilmu pengetahuan alam yang mempelajari tentang atmosfer atau lapisan udara yang menyelimuti bumi.

Cabang-cabang sains atmosfer antara lain :
1. Meteorologi
   a. Meteorologi fisis
      i. Fisika awan
   b. Meteorologi synoptik
   c. Meteorologi Dinamis


Saturday, April 14, 2012

NICE FLUORESCENT LIGHTING FOR YOUR ROOM

Do you want your room become more cheerful? One think that you can do is improve lighting. The bright lighting can make your room look fresh and beautiful. You will get more spirit too and have more energy.

Fluorescent lamp can be a good choice as long as you put it right. A fluorescent lamp or fluorescent tube is a gas-discharge lamp that uses electricity to excite mercury vapor. The excited mercury atoms produce short-wave ultraviolet light that then causes a phosphor to fluoresce, producing visible light. A fluorescent lamp converts electrical power into useful light more efficiently than an incandescent lamp. Lower energy cost typically offsets the higher initial cost of the lamp. The lamp fixture is more costly because it requires a ballast to regulate the current through the lamp.

Fluorescent lamp is a lamp that has many unique form. It can used as room's accessories, not only lighting. Choose the good one (may be wall lighting or other) and then make your room more cheerful.

Wednesday, April 11, 2012

CARA MENGGAMBAR ISOBAR UNTUK PEMULA

Meteorologi dan analisa cuaca biasanya tidak jauh-jauh dari isobar, isoterm, isotach, maupun isogon. Oleh karenanya teknik dasar dalam menggambar isobar, isoterm, isotach maupun isogon menjadi sangat penting. Dalam artikel ini akan dibahas mengenai cara menggambar isobar (teknik-teknik dasar dalam menggambar isobar). Untuk menggambar isoterm, isotach, dan isogon, tekniknya tidak jauh berbeda.

Berikut ini contoh gambar isobar

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