Kas tunned masinaid?
1. Täida tabel.
| Milliseid jõude sa tunned? |
Mida need jõud saavad teha? |
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2. Milleks on vaja
masinaid?..................................................................
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3. Pildil näed erinevaid tööriistu. Milliste lihtsate masinate liiki need
kuuluvad?
4. Millistest lihtsatest masinatest koosneb kraan?
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....................................................................................5. Kas tead, millest koosnevad keerulised masinad?
Joonista üks keeruline masin! |
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