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- The distance traveled (approximate) in the first fifty seconds. v (m/s) 40 30 20 10 0 0 10 20 30 40 50 g C 60 70 t (s) 80 90 100 110 120Susan lives 1.85 km [E] from the school and her good friend, Mary, lives 1.14 km [W] from the school If it took Susan 35 minutes and 20 seconds to travel from her house to Mary's house, what would be Susan's average velocity, in m/s? 1.4 m/s [E] 1.41 x 103 m/s [W] 1.4 m/s [W] 0.335 m/s [E]If A = (6 m)i - (8 m) ĵ then 47 has magnitude: O 10 m O 56 m O 40 m 0-8 m 08 m
- Protons in a particle accelerator drop 1.3 μm over the 1.5-km length of the accelerator. What is their approximate average speed? Answer should be in m/s.A badger looking for food travels 8.0 km [S], 3.0 km [E], 5.0 km [S], 9.0 km [N], then 3.0 km [W]. What is the badger's total displacement?A 238U nucleus is moving in the x direction at 5.0×105 m/s when it decays into an alpha particle (4He) and a 234Th nucleus. If the alpha particle moves off at 22 degrees above the x axis with a speed of 1.1×107 m/s, a) What is the speed of the thorium nucleus and b) What is the direction of the motion of the thorium nucleus ( degrees clockwise from the x axis)?
- The figure below is a screenshot of part of a BeyondLabz data table for an object in free fall. Match the characteristic with its correct description. Copy Data Vy (m/s) ax (m/s) ay (m/s) 0.0000 t(sec) X(m) Y (m) Vx (m/s) 0.000 0.0561 6.0821 0.0000 0.0000 0.0000 0.135 0.0561 5.9940 0.0000 -1.2864 0.0000 -8.9933 0.259 0.0561 5.7695 0.0000 -2.2976 0.0000 -7.2137 0.382 0.0561 5.4374 0.0000 -3.0605 0.0000 -5.2064 0.509 0.0561 5.0118 0.0000 -3.6040 0.0000 -3.4279 0.633 0.0561 4.5421 0.0000 -3.9457 0.0000 -2.1613 0.759 0.0561| 4.0303 0.0000 4 1602 0.0000 -1.3076 First row of data (t = 0 s) This data point skould be INc v [Choose Air resistance IS included in the experiment This data point should be INcluded when analyzing data. This data point should be EXcluded when analyzing data. Air resistance is NOT included in the experiment. Acceleration (y-direction) columnnThe figure below is a screenshot of part of a BeyondLabz data table for an object in free fall. Match the characteristic with its correct description. Copy Data t(sec) X (m) Y (m) Vx (m/s) Vy (m/s) ax (m/s) ay (m/s') 0.000 0.0935 6.0075 0.0000 0.0000 0.0000 0.0000 0.133 0.0935 5.9747 0.0000 -0.4924 0.0000 -3.7019 0.261 0.0935 5.8814 0.0000 -0.9662 0.0000 -3.7019 0.382 0.0935 5.7374 0.0000 -1.4141 0.0000 -3.7019 0.512 0.0935 5.5222 0.0000 -1.8954 0.0000 -3.7019 0.632 0.0935 5.2681 0.0000 -2.3396 0.0000 -3.7019 0.760 0.0935 4.9384 0.0000 -2.8134 0.0000 -3.7019 0.884 0.0935 4.5610 0.0000 -3.2725 0.0000 -3.7019 1.009 0.0935 4.1230 0.0000 -3.7352 0.0000 -3.7019 First row of data (t = 0 s) [ Choose ] [ Choose] Air resistance is NOT included in the experiment This data point should be INcluded when analyzing data. Air resistance IS included in the experiment. This data point should be EXcluded when analyzing data. Acceleration (y-direction) columnnA van had a small light in the ceiling of the cargo bay. When the van is accelerating east at a rate of 2.99 m/s^2, the light bulb rattles loose and falls to the floor. Determine the acceleration relative to the earth and its direction and the acceleration relative to the van and it’s direction.
- 5 3 1 1 2 3 4 5 8 T(s) What is the object's average velocity betweent = 0 and t = 3 s? 1 m/s 2 m/s 9 m/s 3 m/s 6 m/s (s/u) AA particle traveling in a straight line starts from rest it has an acceleration ofa=B^2/3t^2+c^2t, if B=10m^3/2/s^3 and c=-2m^1/2/s^3/2 find the velocity and total distance traveled at t=4sec1 1 2 3 4 5 6 t(s) By how much does the velocity change between t = 1 s and t = 5 s? It decreases by 2 m/s It increases by 2 m/s It decreases by 1 m/s It changes by 5 m/s O It increases by 1 m/s 4. 3. (s/u) A