Table of contents

0. Math Review31m
- Math Review
  31m
1. Intro to Physics Units1h 29m
2. 1D Motion / Kinematics3h 56m
3. Vectors2h 43m
4. 2D Kinematics1h 42m
5. Projectile Motion3h 6m
6. Intro to Forces (Dynamics)3h 22m
7. Friction, Inclines, Systems2h 44m
8. Centripetal Forces & Gravitation7h 26m
9. Work & Energy1h 59m
10. Conservation of Energy2h 54m
11. Momentum & Impulse3h 40m
12. Rotational Kinematics2h 59m
13. Rotational Inertia & Energy7h 4m
14. Torque & Rotational Dynamics2h 5m
15. Rotational Equilibrium3h 39m
16. Angular Momentum3h 6m
17. Periodic Motion2h 9m
18. Waves & Sound3h 40m
19. Fluid Mechanics4h 27m
20. Heat and Temperature3h 7m
21. Kinetic Theory of Ideal Gases1h 50m
22. The First Law of Thermodynamics1h 26m
23. The Second Law of Thermodynamics3h 11m
24. Electric Force & Field; Gauss' Law3h 42m
25. Electric Potential1h 51m
26. Capacitors & Dielectrics2h 2m
27. Resistors & DC Circuits3h 8m
28. Magnetic Fields and Forces2h 23m
29. Sources of Magnetic Field2h 30m
30. Induction and Inductance3h 38m
31. Alternating Current2h 37m
32. Electromagnetic Waves2h 14m
33. Geometric Optics2h 57m
34. Wave Optics1h 15m
35. Special Relativity2h 10m

2. 1D Motion / Kinematics

Graphing Position, Velocity, and Acceleration Graphs

Physics

2. 1D Motion / Kinematics

Graphing Position, Velocity, and Acceleration Graphs

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Multiple Choice

In the context of graphing position, velocity, and acceleration, what are the points called where the graphs of velocity and acceleration intersect the time axis?

Intercepts

Zero points

Inflection points

Crossover points

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Verified step by step guidance

Understand the concept of intercepts: In graphing, an intercept is a point where a curve or line crosses an axis. For velocity and acceleration graphs, these are the points where the value of velocity or acceleration is zero.

Identify the time axis: In a typical graph, the horizontal axis represents time. The vertical axis represents the quantity being graphed, such as position, velocity, or acceleration.

Determine the significance of intercepts: When the velocity graph intersects the time axis, it indicates that the velocity is zero at that particular time. Similarly, when the acceleration graph intersects the time axis, it indicates that the acceleration is zero at that time.

Relate intercepts to physical motion: A zero velocity intercept might indicate a momentary stop or change in direction, while a zero acceleration intercept could indicate a change in the rate of velocity, such as moving from acceleration to deceleration.

Visualize the graphs: Draw or imagine the graphs of velocity and acceleration over time. Identify the points where these graphs cross the time axis, marking them as intercepts, which are crucial for understanding the dynamics of motion.