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Calcula. Energia i moviment vertical
EduBook Organización
2092 visitas
Es llança un objecte de 300 g verticalment cap avall, a 2 m/s i des d'una altura de 30 m. Calcula: L'energia mecànica inicial, i de quin tipus és (cinètica, potencial gravitatòria o…
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Calcula. Energia i moviment vertical
EduBook Organización
2053 visitas
Es llança un objecte de 300 g verticalment cap avall, a 2 m/s i des d'una altura de 30 m. Calcula: L'energia mecànica inicial i de quin tipus és (cinètica, potencial gravitatòria o…
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Video: The truthteller and the liar brain teaser
Khanacademy Organización
2795 visitas
This 7 minute tutorial explains how to go through a simple brain teaser. The problem we are asked to solve is this: choosing one of two doors to get a treasure which is behind. There are 2 guardians who…
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Les dues botigues
Edu365 Organización
1 lo usan

2684 visitas
La botiga del preu exacte Entra a la botiga i compra tots els productes que vulguis. Quan vagis a pagar mirar bé les teves monedes, perquè aquí només podràs pagar amb l'IMPORT JUST I EXACTE d'allò…
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Escriu. Oracions en estil indirecte
EduBook Organización
1782 visitas
Escriu aquestes oracions en estil indirecte: L'entrenador els va dir: "No podeu arribar tard". No parava de comentar: "M'ha tocat la grossa". Li he dit: "abriga't,…
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English Bites / Australiana Auction
Xtec Organización
1439 visitas
Meet a man who has spent most of his life collecting books and other documents about early Australia. Rodney Davidson started collecting 55 years ago when he was a schoolboy. It is estimated that he has…
- Menos de 15 minutos
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Reading
EduBook Organización
1433 visitas
‘I was right, Watson,’ said Holmes, sitting in his big armchair. ‘The lodger we just saw is not the man Mrs Warren knows; it’s a beautiful young woman!’ ‘Yes,’ I said, ‘and she saw…
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Understanding the text - Emilia’s Story
EduBook Organización
1311 visitas
The beautiful young woman stood in the empty room and looked sadly at the body of the dead man. Then she looked at us with her dark eyes. ‘But you! Are you the police?’ she asked. ‘Yes, we are the…
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Reading
EduBook Organización
1300 visitas
The beautiful young woman stood in the empty room and looked sadly at the body of the dead man. Then she looked at us with her dark eyes. ‘But you! Are you the police?’ she asked. ‘Yes, we are the…
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Vocabulary - Go back to the text
EduBook Organización
1257 visitas
We often use the phrase a ... of with uncountable nouns. Complete the a ... of phrases in these sentences with the following words. Julia gave me this of strawberry jam. Would you like a of coffee?…
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