World-class sprinters can accelerate out of the starting blocks with an acceleration that is nearly horizontal and has magnitude 15 m/s2. How much horizontal force must a 55 kg sprinter exert on the starting blocks to produce this acceleration? which object exerts the force that propels the sprinter: the blocks or the sprinter herself?

Panthers and leopards prey on deer in an ecosystem. for unknown reasons, the population of leopards increased drastically. what are the likely effects of this change on the species? 1. more food for panthers and more competition for leopards 2. less food and more competition for panthers 3. fewer deer and more competition for panthers 4. more food for deer and less competition for panthers and leopards 5. more food for leopards and less competition for panthers

Na podstawie bajki jana brzechwy mrówka napisz krótkie ,zabawne opowiadanie.najpierw u³u¿ plan-podziel wiersz na fragmêty mówi¹ce o zachowaniu ka¿dego ze zwierz¹t. nie nadu¿ywaj czasownik- a podzia³ zastosuj synonimy na przyk³ad odpowiedzia³ odpar³ odrzek³ mrukn¹³ w odpowiedzi us³ysza³ on na to w tok opowiadania wpleæ dialogi bohaterów bajki zadanie wykonaj w zeszycie

Compared with the cost of tuition, fees, and books for a traditional college course, the cost of a clep exam is: