I 14. Tu as été engagé(e) comme technicien ou technicienne pour un grand
spectacle extérieur. Il manque d'éclairage. Quelle sorte de miroirs utiliserais-tu
pour augmenter la surface d'éclairage sur l'estrade? Explique et justifie ta sorte
de miroirs et leur emplacement par rapport à l'estrade.

Aspring is used to stop a 50-kg package which is moving down a 20º incline. the spring has a constant k = 30 kn/m and is held by cables so that it is initially compressed 50 mm. knowing that the velocity of the package is 2 m/s when it is 8 m from the spring and neglecting friction, determine the maximum additional deformation of the spring in bringing the package to rest.

What word chemical equation describes cavendish’s experiment with zinc?

Which phrase describes the paleo-indians of prehistoric arkansas? a. grew cornb. lived in cliff dwellings c. crafted beautiful potteryd. hunted with stone-tipped spearswhich phrase describes native arkansas from the woodland traditiona. developed widespread agricultureb. hunted mastodon and woolly mammothc.built rectangle-shaped homesd. traded salt with other groups