Question 9 (1 point) Neglecting air resistance, which of the following statements is true regarding objects falling straight down? Heavier objects fall with a greater constant acceleration than lighter objects Heavier objects fall with a greater constant velocity than lighter objects All objects fall at a constant velocity of 9.81 m/s All objects fall at a constant acceleration Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. You may do one of the following: . Only fill in the blank and either get 100% if it is completely correct or 0% if there is any part that is not correct. OR . Fill in the blanks and include your reasoning in the space underneath as stated in the description to possibly earn partial marks Previous Page Next Page Page 9 of 16 MacBook Air DD F10 4) 40)) FV F9 F2 20 F3 868 F4 F5 - F6 F7 * + 11 - O - 0 # m O . . I LL V Z U X 196Question 16 (1 point) One person on rollerblades skates 50.0 m [west] in 10.0 s, while her friend skates 80.0 m [east] in 16.0 s. During their periods of travel, both skaters have the same displacement average speed distance traveled average velocity Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. You may do one of the following: . Only fill in the blank and either get 100% if it is completely correct or 0% if there is any part that is not correct. OR . Fill in the blanks and include your reasoning in the space underneath as stated in the description to possibly earn partial marks Page 16 of 16 Previous Page MacBook Air 20 F BOO F4 - F6 FI - F5 F7 FB F9 F10 F2 * + 11 O # m Q O LU S I O LL Z > U XPage 11 of 16 Question 11 (1 point) An athlete is practicing for a 100-m race. At 0 s, he is at the starting line. At 1.0 s, he reaches the 10-m line. At 2.0 s, he reaches the 20-m line. At 3.0 s, he reached the 30-m line. It may be concluded that the athlete is running at constant velocity with decreasing velocity with increasing velocity with non-uniform motion Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. You may do one of the following: . Only fill in the blank and either get 100% if it is completely correct or 0% if there is any part that is not correct . OR MacBook Air - F6 F7 II FB F9 F10 F2 20 F3 808 FA F5 + * - O K - a 1 CO # 0 O C WU . . I LL V Z > U X 96Position-Time Graph Car A Car B 00 20 40 60 30 10 0 Time is Which of the following statements is true at t = 5.0 s? Car A has a greater velocity than Car B Car A and Car B are at the same position Car A and Car B have the same velocity Car A and Car B are both at rest Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. MacBook Air A 4) FI1 880 F4 F5 - - F6 14 F7 FB F9 F10 F2 + 11 - O * 0O # 0 Q O C I LL Z U X 98Question 8 (1 point) An athlete is practicing for a 100-m race. At 0 s, he is at the starting line. At 1.0 s, he reaches the 10-m line. At 2.0 s, he reaches the 20-m line. The algebraic expression that is used to determine the displacement after 25 s, relative to the starting point, is OAd - di + (-a; ) Ad - di - dj Osd - df + di Ad = df - d Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. You may do one of the following: MacBook Air 4 45)) F12 - F6 14 I FB F9 F10 F7 20 FS 808 F4 - F5 1 FZ + 11 - O * CO # m O LU I LL V Z U 96Page 12 of 16 Question 12 (1 point) An athlete is running around an oval track. They start the race and quickly reach a rate of 35.0 m/s [left]. This rate is an example of a/an ___ quantity. average vector scalar force Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. You may do one of the following . Only fill in the blank and either get 100% if it is completely correct or 0% if there is any part that is not correct. OR . Fill in the blanks and include your reasoning in the space underneath as stated in the description to possibly earn partial marks. MacBook Air 4) F10 680 F4 F5 - - - F6 F7 F8 F9 F2 20 F3 + 1 - O 1I * 0O tA T # m O S I LL Z CO > U X 95Page 15 of 16 Question 15 (1 point) A ball is travelling in a straight line with an initial velocity of 15 m/s. It's average acceleration is -3.5 m/s before it comes to a stop. The ball was travelling for_ S. Paragraph E om + v The ball was travelling for_ S. Show work and reasoning here if you would like to possibly get partial marks: Remember: For any of the calculation style question: Complete the above statements by filling in the blanks with the correct information. MacBook Air 4) 40)) F12 44 F7 1 FB F9 F10 868 F4 F5 - F6 F2 20 F3 1 + 11 - O - 0 * CO # m O . . I LL V Z U XA hiker leaves her campsite and walks 10.7 km [S] to Cranberry Lake in 225 minutes. She leaves the lake and walks 13.4 km [N] to Mount Gerry which takes her 330 minutes. What is the hiker's: a) displacement? b) total distance? c) speed (in km/h)? d) average velocity (in km/h)? Paragraph The hiker's displacement is The hiker's total distance is The hiker's speed is The hiker's average velocity is Show work and reasoning here if you would like to possibly get partial marks: MacBook Air A 4) 49)) FV - - F6 14 F9 F10 F7 1I FB F2 20 F3 808 F4 - F5 1 + 11 * 0O O KO # m O . . I LL V Z U X 36 ommand opticvelocity v (m/s) 12 time t (s) From the graph above what is the a) displacement of the sports car during interval C b) acceleration of the sports car during interval D Paragraph ~ B I UN A The displacement during interval C is m The acceleration during interval D is _m/s2 Show work and reasoning here if you would like to possibly get partial marks MacBook Air 14 DD F9 F10 40)) F12 F2 20 F3 8 88 F4 F5 -- F6 F7 1I FB 1 * + 11 - O - 0 # K O O LU . . I LL V Z U X 96