sustainable cities and comunities

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Planning for next holiday

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Lintang   : "Hallo Annisa! Holiday is coming,how about your feel?" Annisa    : "I feel very happy." Lintang   : "Yes I can see the through your face,why you feel very happy?" Annisa    : "Because there will be no homework for two weeks." Lintang   : "I agree with you Haha ,What's your plan for holiday? Annisa    : "Umm..I think I want to sleep,watching tv,play with my young sisters and i can go                  to place that want to go." Lintang   : "That's sound good.will you go some where?" Annisa    : "Ummmmmmm" (was thinking) Lintang   : "What place you want to visit?" Annisa    : "I think I will to go to Rinjani Mountain." Lintang   : "What are you doing in Rinjani Mountain?" Annisa    : " I want to climb that mountain.I love the view from the top." Lintang   : " Woww good plan annisa! with whom do you want to go?" Annisa    : "Of
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Black Hole

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Hai everyone ! So know i will yo tell you about very mysterious natural phenomenon that is black hole, if you don't know what a black hole is I will tell you now. Black hole part of the space of time which is the most powerful gravity, even light cannot escape. Black holes will attract whatever is around it because it has a very high gravitational force and because of its speed beats the speed of light if we are around we will be attracted to it and we will be destroyed together with the black hole, that is singularity. Black holes have two parts, namely the middle part singularity and the horizon event is the outer part and which has a very strong gravitational power that is in the event horizon. On 10 April,the first ever direct of a black hole and its vicinity published,following observation made by Event Horizon Telescope in 2017 of the supermassive black hole ini Messier 87's galactic centre. black hole photos obtained from the Event horizon telescope Ho
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