Question

Questions 4-6 next to a that put dots on the tape at a fis Was pulled by the object through a marker pericsd of 2.s s. The figure below shows ked tape centimeter ruler secon to2 s 2.5s Tape Centimeters 10 11 12 13 14 15 16 17 18 19 se speed of the object for the total time recorded on the tape is most nearly (A) 2.0 cm/s (B) 3.3 cm/s (C) 4.5 em/s (D) 5.5 cm/s (E) 7.0 cm/s 5. Which of the following best represents the graph of the velocity of the object versus time? (A) ut (B) D 2 (s) ● r(s) (D) v 2 (s)

Answer 1

4) Answer: (E) 7.0 cm/s

Average speed = total length/total time

= 17.5/2.5

= 7.0 cm/s

5) Base = two straight lines; left line is lower. That is,

Answer: (A)