2.3b Freefall in Two Directions (1D) | AS Kinematics | Cambridge A Level Physics

When an object moves up and down, how do we be careful of the change in signs? 00:00 Ball thrown up Demo 04:07 Kinematic Graphs with Two Directions 10:58 Example ON19 P12 Q6 Ball Air Time (equation method) 20:49 Alternative method (graph method) SIMULATIONS Freefall Ball Graphs (https://www.geogebra.org/m/qpxcs6vb) Freefall Graphs Custom (https://www.geogebra.org/m/Kc88gNS3) #Kinematics Playlist    • Ch2 Kinematics | CAIE 9702 AS Physics   Practice Questions *starred Q's are in example videos MJ15 P22 Q2 (pg11) Stone thrown up* ON19 P22 Q2 (pg21) Beam of light free fall FM20 P22 Q2b (pg22) Dolphin Ball ON20 P21 Q2b (pg23) DGI Drone FM22 P22 Q3 (pg26) Elevated ball throw MCQs MJ12 P11 Q6 (pg8) Determine acc MJ12 P11 Q8 (pg8) Feather in tube MJ12 P12 Q8 (pg9) Steel ball freefall MJ12 P12 Q9 (pg9) Brick dislodged ON12 P11 Q9 (pg9) Ball thrown in air concept MJ14 P11 Q7 (pg13) Time to return MJ14 P13 Q7 (pg13) Freefall Measurements ON14 P11 Q5 (pg14) Falling Time Expression ON14 P13 Q6 (pg14) Expression for g ON15 P11 Q9 (pg17) Well Echo time ON15 P12 Q7 (pg17) Acceleration in Freefall ON17 P12 Q8 (pg22) Hot Air Balloon FM18 P12 Q9 (pg23) Ball thrown vertically MJ18 P11 Q6 (pg24) Tennis ball in air FM19 P12 Q7 (pg26) Stone throw up MJ19 P12 Q8 (pg27) Graph match statement MJ19 P13 Q8 (pg27) Sky diver v-t ON19 P12 Q6 (pg27) Ball flight time* ON19 P13 Q6 (pg28) Lead sphere* ON19 P12 Q8 (pg28) Tennis ball in air MJ20 P13 Q7 (pg30) 2 ball free fall ON21 P12 Q7 (pg33) Stone max height MJ22 P12 Q6 (pg35) Stone & Sound Instagram Pocket Guide (  / etphysics  ) More Resources (https://9702-physics.blogspot.com/) Tuition/Tutoring inquiries: https://linktr.ee/etphysics Email: [email protected] Recorded at MCKL #CambridgeALevelPhysics