Question

A) 707N B) 856N C 173N D) IOON E) 14N Ann the Astronaut is 5.90 feet tnll on earth She lands on planet Z and is measured on earth? 5. Am syiect that is orbiting the Farth at a beight of tree Ear adi from the center of the Earth bas a weight or iNm erthis 6. A taxxicab moves ive blocks dhse north, five blocks due east and another two blocks due north. Assume all blocks are of equai size. What is the magnitude of the taxs displacement, stut to finish? A) 74 blocks B) 92 blocks C) 8.6 blocks D) 12 blocks E) 9.3 blocks 7. A 4 Kg roller coster sarts from rest 10 m above the ground. What is ts beright above the ground when its velocity ia 7 w's in meten? 25 B) 5 C) 14 D) 7.5 E) 9.9 8. A rock is thrown straight up with an initial velocity of 19.6 m/s. What time interval elapses between the rock's being thrown and its return to the original launch point? A) 40s B) 5.0s C) s.0s D) 10.0s E) 12s 9. If 3 box cars of equal weight going at 12 mph spproach 2 box cars going at 4 mph, and couple together, whust is the fisal speed of the 5 box cars in mph? A) 10 B) 6 C) 88 D) 3.33 E) 9.9 A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What is its acceieration? A) 021 m's B) 0.92 m's C) 0.78 m's, D) 0.64 ms E) 0.46 mis Version 2 Page 1

Answer 1