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SMDEP Physics

SMDEP Physics. Kinematics. 47 of 70. 0. Ch. 3, #9(a). 476 km/h N, -421 km/h W 476 km/h N, 421 km/h W 476 km/h N, 159 km/h W 476 km/h N, -159 km/h W Other Didn’t finish. 47 of 70. 0. Ch. 3, #9(b). 476 km N, -421 km W 1428 km N, 2435 km W 1428 km N, 477 km W 1428 km N, -477 km W

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SMDEP Physics

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  1. SMDEP Physics Kinematics

  2. 47 of 70 0 Ch. 3, #9(a) • 476 km/h N, -421 km/h W • 476 km/h N, 421 km/h W • 476 km/h N, 159 km/h W • 476 km/h N, -159 km/h W • Other • Didn’t finish

  3. 47 of 70 0 Ch. 3, #9(b) • 476 km N, -421 km W • 1428 km N, 2435 km W • 1428 km N, 477 km W • 1428 km N, -477 km W • Other • Didn’t finish

  4. 0 Seconds Remaining 70 50 of 70 0 Ch. 3, #16(a) What are the components (x,y,z)? • 3905m, -2393m, 2450 m • 3905m, 2393m, 2450m • 3905m, 675m, 2450m • 3905m, -675m, 2450m • Other • Didn’t finish

  5. 70 52 of 70 :00 0 Ch. 3, #16(b) What is the magnitude of the vector? • 8748 m • 5748 m • 5194 m • 7030 m • Other • Didn’t finish

  6. 0 51 of 70 Ch. 3, #22(a)? • -1.90 m/s2 • 1.90 m/s2 • 3.29 m/s2 • -3.29 m/s2 • Other • Didn’t finish

  7. 52 of 70 0 Ch. 3, #22(b)? • 12.3 s • 10.1 s • 11.5 s • 16.2 s • Other • Didn’t finish

  8. 0 51 of 70 The homework problems for today were… • Way too difficult – I was up all night • Moderately difficult • Somewhat difficult • easy • Way too easy

  9. 6 52 of 70 Attendance: What is your favorite sport? • baseball • basketball • soccer • football • Curling • other

  10. position time Train

  11. 70 49 0 A train car moves along a straight track. The (previous) graph shows the position as a function of time for the train. Which of the following is true? • The train speeds up all the time • The train slows down all the time • The train speeds up part of the time and slows down part of the time • The train moves at constant velocity

  12. Demo: Which ball hits the ground first? • dropped ball • kicked ball • same time

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