This physics video tutorial explains how to determine if a car is speeding up or slowing down using the signs of velocity and acceleration. Physics - Basic Introduction: https://www.youtube.com/watch?v=b1t41Q3xRM8 Scalars and Vectors: https://www.youtube.com/watch?v=rcDXQ-5H8mk Distance and Displacement: https://www.youtube.com/watch?v=-Py2zI29THg Acceleration and Velocity: https://www.youtube.com/watch?v=P0UYC8S4kUI Is The Car Speeding Up or Slowing Down? https://www.youtube.com/watch?v=3t4eug8ARcs ________________________________ Kinematics In One Dimension: https://www.youtube.com/watch?v=dHjWVlfNraM Free Fall Physics Problems: https://www.youtube.com/watch?v=BVgemK1Y2wA 2-Stage Rocket Problem: https://www.youtube.com/watch?v=EAQDQbeCTdk Terminal Velocity: https://www.youtube.com/watch?v=DxnDkDwK3JA Motion Time Graphs: https://www.youtube.com/watch?v=nUb7xfkc0Ac _______________________________________ Final Exams and Video Playlists: https://www.video-tutor.net/ Full-Length Videos and Worksheets: https://www.patreon.com/MathScienceTutor/collections Physics PDF Worksheets: https://www.video-tutor.net/physics-basic-introduction.html