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      <title>HUKUM GRAVITASI NEWTON by Rusmila Kesiman</title>
      <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi</link>
      <description>Sub Materi : Gaya Gravitasi</description>
      <language>en-us</language>
      <pubDate>2018-03-01 02:43:37 UTC</pubDate>
      <lastBuildDate>2023-02-22 07:38:13 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title>Melalui kegiatan mengamati, menanya, mengumpulkan informasi, menalar dan mengkomunikasikan, siswa diharapkan mampu mengaplikasikan hukum gravitasi pada persoalan gerak benda</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755395</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
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      <item>
         <title>Lihatlah gambar buah apel yang sedang jatuh dari pohonnya. Ketika buah apel semakin membesar dan semakin berat maka tangkainya tidak mampu lagi menahan berat buah apel tersebut sehingga buah apel akan jatuh ke bumi. Gerak jatuh buah apel tersebut dipengaruhi oleh adanya gaya gravitasi bumi yang bekerja padanya. Setiap benda yang ada pada medan gravitasi bumi akan jatuh menuju pusat bumi sebagai pusat gravitasi. Deskrispikan hasil pengamatanmu terhadap fenomena gravitasi di video berikut ini :</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755397</link>
         <description><![CDATA[<div>(<a href="https://www.youtube.com/watch?v=2yipPzlrt5U">https://www.youtube.com/watch?v=2yipPzlrt5U</a>)</div>]]></description>
         <enclosure url="https://www.youtube.com/watch?v=2yipPzlrt5U&amp;t=190s" />
         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
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      <item>
         <title>Rumuskan pertanyaan-pertanyaan ilmiah tentang konsep gravitasi.</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755398</link>
         <description><![CDATA[<div>Note : Tambahkan pada kolom komentar</div>]]></description>
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         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
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      <item>
         <title>Percobaan 2. </title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755399</link>
         <description><![CDATA[<div>Lakukan penyelidikan melalui eksperimen virtual melalui link :</div>]]></description>
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         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
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      <item>
         <title>Bentuk pelaporan hasil penyelidikan diupload pada bagian ini. </title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755400</link>
         <description><![CDATA[<div>Note : Beri title dengan nama kelompokmu</div>]]></description>
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         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755400</guid>
      </item>
      <item>
         <title>Kerjakan secara mandiri pada buku tugas</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/236755401</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-01 02:43:37 UTC</pubDate>
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      <item>
         <title>Foto Kegiatan Belajar</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239011518</link>
         <description><![CDATA[<div>Upload foto kegiatan belajar bersama disini.</div>]]></description>
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         <pubDate>2018-03-07 06:47:40 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239011518</guid>
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      <item>
         <title>Kelompok 1</title>
         <author>alexanbudi345</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239012748</link>
         <description><![CDATA[<div>Anggota Kelompok : <br>1. Gede Putra Nugraha<br>2. Allycia Devy Savitri<br>3. Gita Cahyani<br>4. Teja Kusuma<br>5. Dendy Indranata</div>]]></description>
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         <pubDate>2018-03-07 06:57:39 UTC</pubDate>
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      <item>
         <title>Kelompok 5</title>
         <author>dickyprayudha9</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239013117</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:00:44 UTC</pubDate>
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      <item>
         <title></title>
         <author>alexanbudi345</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239013187</link>
         <description><![CDATA[<div>Kelompok 1</div>]]></description>
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         <pubDate>2018-03-07 07:01:14 UTC</pubDate>
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      <item>
         <title></title>
         <author>utaridian816</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239013902</link>
         <description><![CDATA[<div>kelompok 4<br>Absen 16, 17, 18, 19 dan 20</div>]]></description>
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         <pubDate>2018-03-07 07:05:58 UTC</pubDate>
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      <item>
         <title>Kelompok 6</title>
         <author>oktaviaputri264</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239014365</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:09:25 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239014365</guid>
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      <item>
         <title>Kelompok </title>
         <author>oktaviaputri264</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239014725</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:11:44 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239014725</guid>
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      <item>
         <title>KELOMPOK 3</title>
         <author>dayuuanya</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239015628</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:17:36 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239015628</guid>
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      <item>
         <title>Kelompok 2</title>
         <author>widyasantika2000</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239016946</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:25:08 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239016946</guid>
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      <item>
         <title>Kelompok 6</title>
         <author>sivaayu28</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239018156</link>
         <description><![CDATA[<div>Nama kelompok :&nbsp;<br>luh putu ari sriwahyuni (26)<br>Ni kadek siva ayu (28)<br>Luh vira oktavia putri (27)<br>Putu eka audria m. (29)<br>Putu rizky daiva (30)</div>]]></description>
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         <pubDate>2018-03-07 07:31:51 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239018156</guid>
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      <item>
         <title>Kelompok 2 </title>
         <author>gysaputra</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239021318</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-07 07:46:12 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239021318</guid>
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      <item>
         <title>Kelompok 5</title>
         <author>pipingpriyanka</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239052234</link>
         <description><![CDATA[<div>- Rei Goshadya</div>]]></description>
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         <pubDate>2018-03-07 09:44:05 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239052234</guid>
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      <item>
         <title>KELOMPOK 3</title>
         <author>dayuuanya</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239085778</link>
         <description><![CDATA[<div>☘Raditya Adhi (11)<br>☘Bayu Arta Jaya (12)<br>☘Divayana (13)<br>☘Yoga Widiantara (14)<br>☘Ida Ayu Kade Pradnyawati (15)</div>]]></description>
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         <pubDate>2018-03-07 11:37:50 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/239085778</guid>
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      <item>
         <title>Kelompok 4</title>
         <author>indray953</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/241733231</link>
         <description><![CDATA[]]></description>
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         <pubDate>2018-03-14 07:38:22 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/241733231</guid>
      </item>
      <item>
         <title>Neraca Cavendish</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/290130748</link>
         <description><![CDATA[<div>Pada tahun 1666, berawal dari pemikiran Newton tentang penyebab gerak benda jatuh ke pusat bumi, maka disimpulkan bahwa pada dasarnya antara benda satu dengan benda yang lain, antara planet dengan planet atau antara matahari dengan planet terjadi gaya tarik-menarik yang disebut dengan gaya gravitasi. Apabila terdapat dua benda bermassa, maka gaya tarik menarik tersebut sebanding dengan massa kedua benda dan berbanding terbalik dengan kuadrat jarak keduanya. Dalam kesimpulannya tersebut, Newton belum dapat menentukan nilai tetapan yang digunakan (G). Baru seabad kemudian nilai tetapan gravitasi umum (G) dapat diukur dengan menggunakan alat yang disebut dengan neraca torsi atau neraca puntir yang ditemukan oleh Rev John Michell dan pertama kali dipakai Sir Henry Cavendish pada tahun 1798 yang kemudian dikenal dengan neraca Cavendish.  Neraca Cavendish terdiri atas batang ringan berbentuk huruf T yang diikat dengan benang halus. Dua buah bola kecil yang masing masing bermassa m<sub>1</sub> dan m<sub>2</sub> diletakkan pada  ujung-ujung batang yang mendatar dan sebuah cermin M yang diletakkan pada batang yang tegak. Cermin tersebut dapat memantulkan seberkas cahaya. Dengan memperhatikan sudut simpangan berkas cahaya yang ditunjukkan maka dihitung nilai dari tetapan gravitasi (G). Ternyata nilainya adalah sebesar 6,67 x 10<sup>-11 </sup>Newton.m<sup>2</sup>/kg<sup>2</sup></div><div><br></div>]]></description>
         <enclosure url="https://www.youtube.com/watch?v=vWlCm0X0QC0" />
         <pubDate>2018-10-08 03:55:53 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/290130748</guid>
      </item>
      <item>
         <title>Percobaan 1</title>
         <author>rusmila_kesiman</author>
         <link>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/290132274</link>
         <description><![CDATA[<div>Menghitung nilai percepatan gravitasi bumi </div>]]></description>
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         <pubDate>2018-10-08 04:07:54 UTC</pubDate>
         <guid>https://padlet.com/rusmila_kesiman/xmipa3_gravitasi/wish/290132274</guid>
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