MAQEPHE A MOSEBETSI A BAITHUTI (LKPD)
Leqephe la Mosebetsi la Baithuti ba Molao la Archimedes le Tataisoang Mohlala oa ho Ithuta oa Lipotso
Lebitso: ……………………………………………
Sehlopha: ……………………………………………..….
I. LIPHEO TSA HO ITHUTA
1.1. Baithuti ba ka hopola (C1), ba utloisisa (C2), ba sebelisa (C3), msekaseka mehopolo ea (C4) le ho phethela (C5) ho phaphamala, Molao oa Archimedes le mehopolo ea ho phaphamala, ho hoholeha, ho teba
1.2. Baithuti ba ka rarolla lipotso tsa (C4) le ho lokisa (C6) mabapi le ho phaphamala le molao oa Archimedes.
1.3. Baithuti ba ka etsa liteko tsa (P2) hMolao oa Archimedes
1.4. Baithuti ba ka bontša (P3) le ho fumana (P5) gho na le ho phaphamala le hMolao oa Archimedes
II. MEHATO EA MOKHOA OA SAENSE
2.1. Ho Etsa Litebello
Sekepe
https://www.youtube.com/watch?v=kL59h2eDlN0
Sekepe sa metsing
https://www.youtube.com/watch?v=ZHNKGzVyotU
Balune ea moea
https://www.youtube.com/watch?v=APQdE4TJQJI
2.2. Ho Rala Bothata
Ka kopo, lokisa bothata ho latela video eo u e shebelletseng.
Mohlala: Ke hobane'ng ha likepe tse kholo li phaphamala, ha lehlabathe le ntse le teba?
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2.3. Ho Bokella Lintlha kapa Tlhahisoleseding
Ka kopo bala disebediswa tsa ho ruta tsa MOLAO WA ARCHIMEDES tse lokisitsweng ke titjhere ho fumana tsebo.
2.4. Ho Etsa Khopolo-taba
Khopolo-taba ke karabo e sa reroang kapa khakanyo e sa reroang mabapi le bothata bo ntseng bo fuputswa. Ka kopo ngola khakanyo ea hau mabapi le polelo ea bothata eo u e hlalositseng ka holimo. Hape, ngola likhakanyo mabapi le lipolelo tse peli tsa bothata tse ka tlase.
Haeba boima ba ntho bo feta matla a ho phaphamala, na ntho eo e a teba, e a phaphamala kapa e a phaphamala?
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Na boholo ba matla a ho phaphamala = boima ba mokelikeli o tlositsweng?
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2.5. Ho etsa liteko le ho tlatsa lintlha tsa liphetho tsa liteko
Baithuti ba arotsoe ka lihlopha tse 6.
2.5.1. Lokisa lisebelisoa tsa liteko
Tlatsa kopi ea ho lekanya ka metsi ho fihlela e tletse.
2.5.2. Lekanya boima ba mojaro o moeeng o sebedisa dynamometer
w = ………………….. N
2.5.3. Lekanya boima ba mojaro ka metsing o sebedisa dynamometer
wf = ………………….. N
2.5.4. Lekanya bophahamo ba metsi a tlositsoeng/a tšolohileng
Vmoya = ………………….. ml
Vmoya = ………………….. lithara (dm3)
Vmoya = ………………….. m3
2.5.5. Bala boima ba metsi a tlositsoeng/a tšolohileng
mmoya = ρ V = (1000 kg/m3) (……….. m3)
mmoya = …….. kg
2.5.6. Bala boima ba metsi a tlositsoeng/a tšolohileng
wmoya = mg = (………….. kg(9,8 m/s2)
wmoya = ………….. N
2.6. Tlhahlobo ea Lintlha
2.6.1. Bala matla a ho phaphamala
Na ho na le phapang pakeng tsa boima ba mojaro moeeng le boima ba mojaro metsing? Phapang pakeng tsa boima ba mojaro moeeng le boima ba mojaro metsing e bakoa ke matla a ho phaphamala a hlahisoang ke metsi holim'a mojaro.
w – wf =FA = ………………….. N
2.6.2. Bapisa matla a ho phaphamala le boima ba metsi a tlositsweng/a tsholohileng
Boholo ba matla a phallang ke bofe (F)A) na boima ba metsi a tlositsoeng/a tšolohileng bo tšoana le boima ba metsi a tlositsoeng/a tšolohileng? Haeba bo fapane, hlalosa hore na ke hobane'ng ha bo fapane, mohlomong ha ua ka ua ba hlokolosi ha u lekanya kapa u bala?
FA = ………………….. N
wmoya = ………………….. N
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2.7. Kesimpulan
Hlalosa qeto ea hau. Na liphetho tsa teko ea hau li lumellana le molao oa Archimedes?
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ITHUTE MEHLALA EA LIPOTSO TSE HLAHISITSOENG TSA HO RUTA MOLAO TSA ARCHIMEDES 'ME U ETSE LIPOTSO TSENA TSA HO ITLHAKISA
III. LIPOTSO TSA HO ITLHAKISA
Bula sehokelo sena 'me u etse lipotso tsa ho itlhakisa. Potso e le 'ngoe e nka metsotso e 3, lipotso tse 5 li nka metsotso e 15.
https://gurumuda.net/soal-ujian/soal-latihan-hukum-archimedes