Activity 2-2: Net Force and Newton's First Law Question 2-7: In Activity 2-1, the IOLab came to rest sometime after it was released because of the frictional force acting to the left. In this activity, the IOLab continues to move at a constant velocity. Why? What two forces are acting on the IOLab as it moves at a nearly constant velocity to the right? Acquisition Sets (Fixed duration 5 sec) Run3 (ID: 538265ba-ac1e-423e-b140-6782d187bf56) [Remove] Run4 (ID: 0148554b-0f11-4557-97be-fbdaaa9f52c3) [Remove] Force (200 Hz) Remote 1 Question 2-8: What can you say about the magnitudes of the frictional force (to the left) and the force applied by the fishing line (to the right)? What can you say about the magnitude of the net force acting on the IOLab? Explain. Save & Go Next 2.0 1.5 1.0 0.5 Fy (N) 0.0 -0.5 -1.0 -1.5 -2.0- 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 * ✔ Rezero sensor Wheel - Velocity (100 Hz) Remote 1 2.0- 1.5 5.0 Time (s) 1.0 0.5 vy (m/s) 0.0 -0.5 -1.0 -1.5 -2.0- 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 * ✔ Time (s) Wheel Acceleration (100 Hz) Remote 1 ay (m/s²) * 1.0 0.5 2.0- ༞༞ ༅ ཤྩ ༄ ླ༞ 1.5 -0.5 0.0 My -1.0 -1.5 -2.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 3 5.0 Time (s)

Activity 2-2: Net Force and Newton's First Law Question 2-7: In Activity 2-1, the IOLab came to rest sometime after it was released because of the frictional force acting to the left. In this activity, the IOLab continues to move at a constant velocity. Why? What two forces are acting on the IOLab as it moves at a nearly constant velocity to the right? Acquisition Sets (Fixed duration 5 sec) Run3 (ID: 538265ba-ac1e-423e-b140-6782d187bf56) [Remove] Run4 (ID: 0148554b-0f11-4557-97be-fbdaaa9f52c3) [Remove] Force (200 Hz) Remote 1 Question 2-8: What can you say about the magnitudes of the frictional force (to the left) and the force applied by the fishing line (to the right)? What can you say about the magnitude of the net force acting on the IOLab? Explain. Save & Go Next 2.0 1.5 1.0 0.5 Fy (N) 0.0 -0.5 -1.0 -1.5 -2.0- 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 * ✔ Rezero sensor Wheel - Velocity (100 Hz) Remote 1 2.0- 1.5 5.0 Time (s) 1.0 0.5 vy (m/s) 0.0 -0.5 -1.0 -1.5 -2.0- 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 * ✔ Time (s) Wheel Acceleration (100 Hz) Remote 1 ay (m/s²) * 1.0 0.5 2.0- ༞༞ ༅ ཤྩ ༄ ླ༞ 1.5 -0.5 0.0 My -1.0 -1.5 -2.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 3 5.0 Time (s)

Astronomy

1st Edition

ISBN:9781938168284

Author:Andrew Fraknoi; David Morrison; Sidney C. Wolff

Publisher:Andrew Fraknoi; David Morrison; Sidney C. Wolff

Chapter13: Comets And Asteroids: Debris Of The Solar System

Section: Chapter Questions

Problem 7E: Briefly describe NASA’s Spaceguard Survey. How many objects have been found in this survey?

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