October 2018 1 38 Report
Kedalaman laut diukur dengan teknik pantulan gelombang ultrasonik. bila selang waktu pengiriman dan penerimaan gelombang ultrasonik adalah 4 sekon dan cepat rambat bunyi di dalam air 1.400 m/s, maka kedalaman lau tersebut adalah..
a. 350 m
b. 700 m
c. 2.800 m
d. 5.600 m
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FOR NUMBERS 1-3, CHOOSE THE ANSWER TO COMPLETE THE TEXT ! in a field, one summer's day a grasshopper was enjoying himself. he was hopping about, chirping and singing when an ant passed by. the ant stopped near the grasshopper for taking a rest because he had worked hard ... (1) had and ear of corn on his back. why not come and chat with me, said the grasshopper, instead of toiling and moiling in that way? I am helping to collect food (2)... the winter, said the ant, and I asked you to do the same. why brother about winter? said the grasshopper,we have got plenty of food now. but the ant went on its way and continued its toil. when the winter came the grasshopper had no food. he was very (3)... while he saw the ants happily distributing every day corn and grain from the stores they had collected in the summer. then the grasshopper knew. it is best to prepare for the days of necessity. 1. a. it c. she b. he d. they 2. a. to c. at b. for d. from 3. a. sad c. thirsty b. hungry d. angry tolong bantu ya,besok mau dikumpulin!
Answer
FOR NUMBER 1 TO 3, CHOOSE THE BEST ANSWER TO COMPLETE THE TEXT ! I've got a lovely little dog named nutty. yesterday aia took ... (41) for a walk. after walking about half an hour, suddenly he barked so hard. he ran to the dust bin at the cornerof the street. I called him to come back but he didn't care. he barked again even more loudly. I walked closer to get to know what it was. then I (42)... something moving from the dust bin. nutty barked again. I looked into the bin. I found a cat in it. the cat tried hard to get out from the dust bin I took the cat out from the dust bin.(43)... let it go. the cat ran away quickly. I was happy I and nutty had already to help a cat trapped in the dustbin. 1. a. it c. him b. its d. his 2. a. heard c. touched b. fell d.held 3. a. but c. or b. and d. if tolong ya besok dikumpulin,please!
Answer
Tinggi rendahnya bunyi tergantung pada... a. amplitudo c. frekuensi bunyi b. cepat rambat bunyi d. panjang gelombang tolong jelaskan dengan alasannya !
Answer
Bunyi petir terdengar 5 sekon setelah terlihat kilat. bila laju bunyi 340 m/s maka jarak pengamat ke petir adalah... a. 85 km c. 8,5 km b. 1,7 km d. 17 km tlong berikan jawabanmu memakai cara
Answer
Cepat rambat bunyi tergantungdari hal-hal berikut,kecuali... a. jenis medium b. suhu c. massa jenis medium d. tinggi rendahnya tempat
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Lengkapi kalimat poster dan slogan berikut sehingga menjadi kalimat lengkap ! 1. hutan bagi kehidupan 2. hari kesehatan : sehat untuk semua 3. ikut peduli kali bersih 4. senyum itu ibadah 5. merdeka atau mati 6. setetes darah nyawa bagi orang lain 7. maaf, galian 8. hati-hati, berkelok-kelok 9. jalan sempit 10. kembalikan hutanku 11. sukseskan program wajib belajar 12. olahraga dapat menyehatkan masyarakat 13. masa depan indonesia 14. lahan gundul makin luas 15. melalui media cetak kita tingkatkan
Answer

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