Un grupo de compañeros se colocará en fila con los brazos en los hombros del compañero que está delante de la fila. El profesor dará un empujón al último de la fila, ¿Qué clase de onda se forma?.
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If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?