1558_Introduction_to_Free_Body_Diagrams_or_Force_Diagrams

1.1   1491_Introduction_to_Significant_Figures_with_Examples

1.2   1492_Rounding_and_Working_with_Significant_Figures_in_Physics

1.3   1493_Introduction_to_Base_Dimensions_and_Your_Friends

1.4   1494_Introduction_to_Conversions_in_Physics

1.5   1495_Introduction_to_Accuracy_and_Precision_(includes_Relative_Error)

1.6   1496_A_Problem_to_Review_SOH_CAH_TOA_and_the_Pythagorean_Theorem_for_use_in_Physics

1.7   1497_Introduction_to_Displacement_and_the_Difference_between_Displacement_and_Distance

1.8   1498_Introduction_to_Velocity_and_Speed_and_the_differences_between_the_two.

1.9   1499_Average_Velocity_Example_Problem_with_Three_Velocities

1.10   1500_Velocity_and_Speed_are_Different_Example_Problem

1.11   1501_Understanding_and_Walking_Position_as_a_function_of_Time_Graphs

1.12   1502_Finding_Average_Speed_for_Pole_Position_Example_Problem_Not_as_easy_as_you_may_think

1.13   1503_Introduction_to_Acceleration_with_Prius_Brake_Slamming_Example_Problem

1.14   1504_A_Basic_Acceleration_Example_Problem_and_Understanding_Acceleration_Direction

1.15   1505_Walking_Position_Velocity_and_Acceleration_as_a_Function_of_Time_Graphs

1.16   1506_Introduction_to_Uniformly_Accelerated_Motion_with_Examples_of_Objects_in_UAM

1.17   1507_Introductory_Uniformly_Accelerated_Motion_Problem_A_Braking_Bicycle

1.18   1508_Toy_Car_UAM_Problem_with_Two_Different_Accelerations

1.19   1509_Understanding_Uniformly_Accelerated_Motion

1.20   1510_The_Humility_Soapbox_Uniformly_vs._Uniformally

1.21   1511_Understanding_Instantaneous_and_Average_Velocity_using_a_Graph

1.22   1512_Graphical_Uniformly_Accelerated_Motion_UAM_Example_Problem

1.23   1513_Experimentally_Graphing_Uniformly_Accelerated_Motion

1.24   1514_Reviewing_One_Dimensional_Motion_with_the_Table_of_Friends

1.25   1515_Harnessing_the_Power_of_Spreadsheets_in_Physics

1.26   1516_Introduction_to_Free_Fall_and_the_Acceleration_due_to_Gravity

1.27   1517_Analyzing_the_Apollo_15_Feather_and_Hammer_Drop_A_Basic_Introductory_Free_Fall_Problem

1.28   1518_Dropping_a_Ball_from_2.0_Meters_An_Introductory_Free_Fall_Acceleration_Problem

1.29   1519_Graphing_the_Drop_of_a_Ball_from_2.0_Meters_An_Introductory_Free_Fall_Acceleration_Problem

1.30   1520_Throwing_a_Ball_up_to_2.0_Meters_Proving_the_Velocity_at_the_Top_is_Zero

1.31   1521_The_Drop_and_Upward_Throw_of_a_Ball_are_Very_Similar

1.32   1522_Creating_a_Position_vs._Time_Graph_using_Stop_Motion_Photography

1.33   1523_Common_Free_Fall_Pitfalls

1.34   1524_A_Free_Fall_Problem_That_You_Must_Split_Into_Two_Parts

1.35   1525_Dropping_Dictionaries_Doesn_t_Defy_Gravity_Duh

1.36   1526_Don_t_Drop_Your_Camera_5.0_Seconds_After_Liftoff

1.37   1527_Introduction_to_Tip_to_Tail_Vector_Addition_Vectors_and_Scalars

1.38   1528_Introductory_Tip_to_Tail_Vector_Addition_Problem

1.39   1529_How_to_use_Cardinal_Directions_with_Vectors

1.40   1530_Introduction_to_Vector_Components

1.41   1531_Introductory_Vector_Addition_Problem_using_Component_Vectors

1.42   1532_Using_a_Data_Table_to_Make_Vector_Addition_Problems_Easier

1.43   1533_A_Visually_Complicated_Vector_Addition_Problem_using_Component_Vectors

1.44   1534_Introduction_to_Projectile_Motion

1.45   1535_Part_1_of_2_An_Introductory_Projectile_Motion_Problem_with_an_Initial_Horizontal_Velocity

1.46   1536_Part_2_of_2_An_Introductory_Projectile_Motion_Problem_with_an_Initial_Horizontal_Velocity

1.47   1537_How_Many_Attempts_did_it_Really_Take_with_live_music_from_Amos_Lee

1.48   1538_A_Brief_Look_at_the_Force_of_Drag_using_Numerical_Modeling_or_The_Euler_Method

1.49   1539_Nerd_A_Pult_An_Introductory_Projectile_Motion_Problem

1.50   1540_Nerd_A_Pult_Measuring_Initial_Velocity

1.51   1541_Nerd_A_Pult_2_Another_Projectile_Motion_Problem

1.52   1542_Understanding_the_Range_Equation_of_Projectile_Motion

1.53   1543_Deriving_the_Range_Equation_of_Projectile_Motion

1.54   1544_A_Range_Equation_Problem_with_Two_Parts

1.55   1545_The_Classic_Bullet_Projectile_Motion_Experiment

1.56   1546_Demonstrating_the_Components_of_Projectile_Motion

1.57   1547_Skateboarding_Frame_of_Reference_Demonstration

1.58   1548_Introduction_to_Relative_Motion_using_a_Quadcopter_Drone_UAV

1.59   1549_An_Introductory_Relative_Motion_Problem

1.60   1550_An_Introductory_Relative_Motion_Problem_with_Vector_Components

1.61   1551_Relative_Motion_Problem_Solving_for_the_angle_of_the_moving_object

1.62   1552_Memorizing_vs._Understanding_in_Physics

1.63   1553_AP_Physics_1_Kinematics_Review

1.64   1554_Introduction_to_Inertia_and_Inertial_Mass

1.65   1555_Introduction_to_Force

1.66   1556_Introduction_to_the_Force_of_Gravity_and_Gravitational_Mass

1.67   1557_Weight_and_Mass_are_Not_the_Same

1.69   1559_The_Reality_of_our_First_Free_Body_Diagram

1.70   1560_Introduction_to_Newton_s_First_Law_of_Motion

1.71   1561_Introduction_to_Newton_s_Second_Law_of_Motion_with_Example_Problem

1.72   1562_Introductory_Newton_s_2nd_Law_Example_Problem_and_Demonstration

1.73   1563_Force_vs._Time_on_a_Dynamics_Cart

1.74   1564_A_Three_Force_Example_of_Newton_s_2nd_Law_with_Components

1.75   1565_Summing_the_Forces_is_Vector_Addition

1.76   1566_Using_Newton_s_Second_Law_to_find_the_Force_of_Friction

1.77   1567_Introduction_to_Newton_s_Third_Law_of_Motion

1.78   1568_A_Common_Misconception_about_Newton_s_Third_Law_Force_Pairs_or_Action_Reaction_Pairs

1.79   1569_Understanding_the_Tension_Force

1.80   1570_Introduction_to_Equilibrium

1.81   1571_Do_You_Feel_Your_Weight

1.82   1572_5_Steps_to_Help_Solve_any_Free_Body_Diagram_Problem

1.83   1573_An_Introductory_Tension_Force_Problem

1.84   1574_Introduction_to_Static_and_Kinetic_Friction_by_Bobby

1.85   1575_Introduction_to_the_Coefficient_of_Friction

1.86   1576_Understanding_the_Force_of_Friction_Equation

1.87   1577_Experimentally_Graphing_the_Force_of_Friction

1.88   1578_Does_the_Book_Move_An_Introductory_Friction_Problem

1.89   1579_Do_Anti_lock_Brakes_use_Static_or_Kinetic_Friction_by_Billy

1.90   1580_Everybody_Brought_Mass_to_the_Party

1.91   1581_Determining_the_Static_Coefficient_of_Friction_between_Tires_and_Snow

1.92   1582_g_is_Positive.

1.93   1583_I_m_A_Little_g_Known

1.94   1584_Breaking_the_Force_of_Gravity_into_its_Components_on_an_Incline

1.95   1585_Physics_Magic_Trick_on_an_Incline

1.96   1586_Drag_Force_Introduction_or_Do_Your_Feet_Affect_How_Far_You_Slide_on_a_Water_Slide

1.97   1587_Introductory_Static_Friction_on_an_Incline_Problem

1.98   1588_Calculating_the_Uncertainty_of_the_Coefficient_of_Friction

1.99   1589_Introductory_Kinetic_Friction_on_an_Incline_Problem

1.100   1590_An_incline_2_masses_and_a_pulley._What_could_be_more_fun

1.101   1591_Center_of_Mass_Introduction

1.102   1592_Calculating_the_Center_of_Mass_of_a_System_of_Particles

1.103   1593_Center_of_Mass_of_an_Irregular_Object

1.104   1594_Center_of_Mass_of_an_Object_with_a_Hole

1.105   1595_Throwing_a_Ball_in_a_Boat_Demonstrating_Center_of_Mass

1.106   1596_AP_Physics_1_Dynamics_Review_Newton_s_3_Laws_and_Friction

1.107   1597_Introduction_to_Work_with_Examples

1.108   1598_Introductory_Work_Problem

1.109   1599_Introduction_to_Kinetic_Energy_with_Example_Problem

1.110   1600_Introduction_to_Gravitational_Potential_Energy_with_Zero_Line_Examples

1.111   1601_Introduction_to_Elastic_Potential_Energy_with_Examples

1.112   1602_Introduction_to_Conservation_of_Mechanical_Energy_with_Demonstrations

1.113   1603_Introductory_Conservation_of_Mechanical_Energy_Problem_using_a_Trebuchet

1.114   1604_Conservation_of_Energy_Problem_with_Friction_an_Incline_and_a_Spring_by_Billy

1.115   1605_Work_due_to_the_Force_of_Gravity_on_an_Incline_by_Billy

1.116   1606_The_Energy_Song_by_Bo

1.117   1607_Introduction_to_Mechanical_Energy_with_Friction

1.118   1608_Introductory_Work_due_to_Friction_equals_Change_in_Mechanical_Energy_Problem

1.119   1609_Work_due_to_Friction_equals_Change_in_Mechanical_Energy_Problem_by_Billy

1.120   1610_Deriving_the_Work_Energy_Theorem_using_Calculus

1.121   1611_Finding_the_Force_on_a_Ball_from_a_Dent

1.122   1612_Work_Energy_Theorem_Problem_by_Billy

1.123   1613_Conservative_and_Nonconservative_Forces

1.124   1614_Energy_Transferred_Into_and_Out_of_a_System

1.125   1615_Energy_Systems_Clarified

1.126   1616_Introduction_to_Power

1.127   1617_Average_and_Instantaneous_Power_Example

1.128   1618_Graphing_Instantaneous_Power

1.129   1619_Average_Power_Delivered_by_a_Car_Engine_Example_Problem

1.130   1620_Calculating_Average_Drag_Force_on_an_Accelerating_Car_using_an_Integral

1.131   1621_Instantaneous_Power_Delivered_by_a_Car_Engine_Example_Problem

1.132   1622_Hooke_s_Law_Introduction_Force_of_a_Spring

1.133   1623_Determining_the_Spring_Constant_k_with_a_Vertically_Hanging_Mass

1.134   1624_The_Human_Spine_acts_like_a_Compression_Spring

1.135   1625_AP_Physics_1_Work_Energy_and_Power_Review

1.136   1626_You_Can_t_Run_From_Momentum_a_momentum_introduction

1.137   1627_Force_of_Impact_Equation_Derivation

1.138   1628_Calculating_the_Force_of_Impact_when_Stepping_off_a_Wall

1.139   1629_Impulse_Introduction_or_If_You_Don_t_Bend_Your_Knees_When_Stepping_off_a_Wall

1.140   1630_Proving_and_Explaining_Impulse_Approximation

1.141   1631_How_to_Wear_a_Helmet_A_PSA_from_Flipping_Physics

1.142   1632_Introduction_to_Conservation_of_Momentum_with_Demonstrations

1.143   1633_Introductory_Conservation_of_Momentum_Explosion_Problem_Demonstration

1.144   1634_Introduction_to_Elastic_and_Inelastic_Collisions

1.145   1635_Introductory_Perfectly_Inelastic_Collision_Problem_Demonstration

1.146   1636_Introductory_Elastic_Collision_Problem_Demonstration

1.147   1637_Demonstrating_Impulse_is_Area_Under_the_Curve

1.148   1638_Demonstrating_How_Helmets_Affect_Impulse_and_Impact_Force

1.149   1639_Review_of_Momentum_Impact_Force_and_Impulse

1.150   1640_Using_Impulse_to_Calculate_Initial_Height

1.151   1641_Impulse_Comparison_of_Three_Different_Demonstrations

1.152   1642_Review_of_Mechanical_Energy_and_Momentum_Equations_and_When_To_Use_Them

1.153   1643_2D_Conservation_of_Momentum_Example_using_Air_Hockey_Discs

1.154   1644_AP_Physics_1_Linear_Momentum_and_Impulse_Review

1.155   1645_Introduction_to_Circular_Motion_and_Arc_Length

1.156   1646_Defining_Pi_for_Physics

1.157   1647_Introductory_Arc_Length_Problem_Gum_on_a_Bike_Tire

1.158   1648_Angular_Velocity_Introduction

1.159   1649_Introductory_Angular_Velocity_Problem_A_Turning_Bike_Tire

1.160   1650_Angular_Acceleration_Introduction

1.161   1651_Angular_Accelerations_of_a_Record_Player

1.162   1652_Uniformly_Angularly_Accelerated_Motion_Introduction

1.163   1653_Introductory_Uniformly_Angularly_Accelerated_Motion_Problem_A_CD_Player

1.164   1654_Human_Tangential_Velocity_Demonstration

1.165   1655_Introductory_Tangential_Velocity_Problem_Mints_on_a_Turntable

1.166   1656_Tangential_Acceleration_Introduction_with_Example_Problem_Mints_on_a_Turntable

1.167   1657_Demonstrating_the_Directions_of_Tangential_Velocity_and_Acceleration

1.168   1658_Centripetal_Acceleration_Introduction

1.169   1659_Introductory_Centripetal_Acceleration_Problem_Cylindrical_Space_Station

1.170   1660_Centripetal_Force_Introduction_and_Demonstration

1.171   1661_Introductory_Centripetal_Force_Problem_Car_over_a_Hill

1.172   1662_What_is_the_Maximum_Speed_of_a_Car_at_the_Top_of_a_Hill

1.173   1663_Mints_on_a_Rotating_Turntable_Determining_the_Static_Coefficient_of_Friction

1.174   1664_Determining_the_Force_Normal_on_a_Toy_Car_moving_up_a_Curved_Hill

1.175   1665_Demonstrating_Why_Water_Stays_in_a_Bucket_Revolving_in_a_Vertical_Circle

1.176   1666_Analyzing_Water_in_a_Bucket_Revolving_in_a_Vertical_Circle

1.177   1667_Minimum_Speed_for_Water_in_a_Bucket_Revolving_in_a_Vertical_Circle

1.178   1668_The_Right_Hand_Rule_for_Angular_Velocity_and_Angular_Displacement

1.179   1669_Differences_between_Angular_Tangential_Centripetal_Acceleration_A_Tale_of_3_Accelerations

1.180   1670_Conical_Pendulum_Demonstration_and_Problem

1.181   1671_AP_Physics_1_Rotational_Kinematics_Review

1.182   1672_Moment_of_Inertia_Introduction_and_Rotational_Kinetic_Energy_Derivation

1.183   1673_Introductory_Moment_of_Inertia_and_Rotational_Kinetic_Energy_Problem

1.184   1674_Eggs_in_a_Carton_Moment_of_Inertia_Problem

1.185   1675_Moments_of_Inertia_of_Rigid_Objects_with_Shape

1.186   1676_Torque_Introduction

1.187   1677_An_Introductory_Torque_Wrench_Problem

1.188   1678_The_Right_Hand_Rule_for_Torque

1.189   1679_Net_Torque_on_a_Door_Problem

1.190   1680_Rotational_Form_of_Newton_s_Second_Law_Introduction

1.191   1681_Demonstrating_Rotational_Inertia_or_Moment_of_Inertia

1.192   1682_Introductory_Rotational_Form_of_Newton_s_Second_Law_Problem

1.193   1683_1_of_2_Measuring_the_Rotational_Inertia_of_a_Bike_Wheel

1.194   1684_2_of_2_Measuring_the_Rotational_Inertia_of_a_Bike_Wheel

1.195   1685_Rotational_Equilibrium_Introduction_and_Static_Equilibrium_too

1.196   1686_Introductory_Rotational_Equilibrium_Problem

1.197   1687_Placing_the_Fulcrum_on_a_Seesaw

1.198   1688_Painter_on_a_Scaffold_Don_t_Fall_Off

1.199   1689_Graphing_the_Rotational_Inertia_of_an_Irregular_Shape

1.200   1690_How_the_Force_of_Tension_on_a_Pulley_Changes_with_Acceleration

1.201   1691_Using_Integrals_to_Derive_Rotational_Inertia_of_a_Long_Thin_Rod_with_Demonstration

1.202   1692_2_Masses_on_a_Pulley_Torque_Demonstration

1.203   1693_2_Masses_on_a_Pulley_Conservation_of_Energy_Demonstration

1.204   1694_Torque_Mass_on_Plank_with_String

1.205   1695_Rolling_Without_Slipping_Introduction_and_Demonstrations

1.206   1696_Rolling_Acceleration_Down_an_Incline

1.207   1697_Which_Will_Be_First_Rolling_Down_an_Incline

1.208   1698_Which_Direction_will_the_Wheel_Accelerate

1.209   1699_Torque_Solution_Acceleration_of_a_Wheel_descending_on_a_Rope

1.210   1700_Energy_Solution_Acceleration_of_a_Wheel_descending_on_a_Rope

1.211   1701_Angular_Momentum_of_a_Rigid_Object_with_Shape_Introduction

1.212   1702_Conservation_of_Angular_Momentum_Introduction_and_Demonstrations

1.213   1703_Wheel_Conservation_of_Angular_Momentum_Demonstration_and_Solution

1.214   1704_Merry_Go_Round_Conservation_of_Angular_Momentum_Problem

1.215   1705_Angular_Momentum_of_Particles_Introduction

1.216   1706_Common_Point_Particle_Angular_Momentum_Triangle

1.217   1707_What_are_the_Equations_for_Kinetic_Energy_Angular_Momentum_of_a_Point_Particle_Moving_in_a_Circle

1.218   1708_Are_Linear_and_Angular_Momentum_Conserved_for_a_Satellite

1.219   1709_Are_Linear_and_Angular_Momentum_Conserved_during_this_Collision

1.220   1710_Point_Particle_Rigid_Object_Collision_Conservation_of_Angular_Momentum_Demonstration_Problem

1.221   1711_Dart_with_Thin_Rod_Collision_Conservation_of_Angular_Momentum_Demonstration_and_Problem

1.222   1712_AP_Physics_1_Rotational_Dynamics_Review

1.223   1713_Newton's_Universal_Law_of_Gravitation_Introduction_(The_Big_G_Equation)

1.224   1714_How_Much_is_a_Mermaid_Attracted_to_a_Doughnut

1.225   1715_The_Force_of_Gravitational_Attraction_between_the_Earth_and_the_Moon

1.226   1716_Deriving_the_Acceleration_due_to_Gravity_on_any_Planet_and_specifically_Mt._Everest

1.227   1717_Altitude_of_Geostationary_Orbit_(a_special_case_of_Geosynchronous_Orbit)

1.228   1718_Dropping_a_Bucket_of_Water_Demonstration

1.229   1719_Apparent_Weightlessness_Introduction

1.230   1720_Number_of_g's_or_g_Forces_Introduction

1.231   1721_Gravitational_Field_Introduction

1.232   1722_Universal_Gravitational_Potential_Energy_Introduction

1.233   1723_Deriving_the_Binding_Energy_of_a_Planet

1.234   1724_Deriving_Escape_Velocity_of_Planet_Earth

1.235   1725_Mechanical_Energy_of_a_Satellite_in_Circular_Orbit

1.236   1726_Impulse_for_Two_Objects_being_Attracted_to_One_Another

1.237   1727_Force_of_Gravity_and_Gravitational_Potential_Energy_Functions_from_Zero_to_Infinity_(APC_Mechanics)

1.238   1728_AP_Physics_1_Universal_Gravitation_Review

1.239   1729_Simple_Harmonic_Motion_Introduction(SHM)_via_a_Horizontal_Mass_Spring_System

1.240   1730_Simple_Harmonic_Motion(SHM)_Force_Acceleration_Velocity_at_3_Positions

1.241   1731_Horizontal_vs._Vertical_Mass_Spring_System

1.242   1732_When_is_a_Pendulum_in_Simple_Harmonic_Motion_SHM

1.243   1733_Demonstrating_What_Changes_the_Period_of_Simple_Harmonic_Motion_SHM

1.244   1734_Triple_the_Mass_in_a_Mass_Spring_System._How_does_Period_Change

1.245   1735_Frequency_vs._Period_in_Simple_Harmonic_Motion_SHM

1.246   1736_Comparing_Simple_Harmonic_Motion_SHM_to_Circular_Motion_Demonstration

1.247   1737_2015_5_Free_Response_Question_AP_Physics_1_Exam_Solution

1.248   1738_Simple_Harmonic_Motion_SHM_Position_Equation_Derivation

1.249   1739_Simple_Harmonic_Motion_SHM_Velocity_and_Acceleration_Equation_Derivations

1.250   1740_Simple_Harmonic_Motion_SHM_Graphs_of_Position_Velocity_and_Acceleration

1.251   1741_Simple_Harmonic_Motion_SHM_Graphs_of_Mechanical_Energies

1.252   1742_Demonstrating_Position_Velocity_and_Acceleration_of_a_Mass_Spring_System

1.253   1743_Creating_Circular_Motion_from_Sine_and_Cosine_Curves

1.254   1744_AP_Physics_1_Simple_Harmonic_Motion_Review

1.255   1745_AP_Physics_1_Equations_to_Memorize

1.256   1746_QQT_and_PASA_for_AP_Physics_Explained

1.257   1747_Experimental_Design_Questions_for_AP_Physics_Explained

1.258   1748_Short_Answer_for_AP_Physics_Explained

1.259   1749_8_General_Suggestions_for_the_Free_Response_Questions_of_any_AP_Physics_Exam

1.260   1750_2012_2_Free_Response_Question_AP_Physics_C_Mechanics_Exam_Solution

1.261   1751_2015_1_Free_Response_Question_AP_Physics_1_Exam_Solution

1.262   1752_2015_2_Free_Response_Question_AP_Physics_1_Exam_Solution

1.263   1753_2015_3_Free_Response_Question_AP_Physics_1_Exam_Solution

1.264   1754_2015_4_Free_Response_Question_AP_Physics_1_Exam_Solution

1.265   1755_Reflections_on_the_2015_AP_Physics_1_Exam_Free_Response_Questions

1.266   1756_2016_1_Free_Response_Question_AP_Physics_1_Exam_Solution

1.267   1757_2016_2_Free_Response_Question_AP_Physics_1_Exam_Solution

1.268   1758_2016_3_Free_Response_Question_AP_Physics_1_Exam_Solution

1.269   1759_2016_4_Free_Response_Question_AP_Physics_1_Exam_Solution

1.270   1760_2016_5_Free_Response_Question_AP_Physics_1_Exam_Solution

1.271   1761_2017_1_Free_Response_Question_AP_Physics_1_Exam_Solution

1.272   1762_2017_2_Free_Response_Question_AP_Physics_1_Exam_Solution

1.273   1763_2017_3_Free_Response_Question_AP_Physics_1_Exam_Solution

1.274   1764_2017_4_Free_Response_Question_AP_Physics_1_Exam_Solution

1.275   1765_2017_5_Free_Response_Question_AP_Physics_1_Exam_Solution

1.276   1766_2018_1_Free_Response_Question_AP_Physics_1_Exam_Solution

1.277   1767_2018_2_Free_Response_Question_AP_Physics_1_Exam_Solution

1.278   1768_2018_#3_Free_Response_Question_-_AP_Physics_1_-_Exam_Solution

1.279   1769_2018_4_Free_Response_Question_AP_Physics_1_Exam_Solution

1.280   1770_2018_5_Free_Response_Question_AP_Physics_1_Exam_Solution

1.281   1771_2019_#1_Free_Response_Question_-_AP_Physics_1_-_E

1.282   1772_2019_#2_Free_Response_Question_-_AP_Physics_1_-_E

1.283   1773_2019_3_Free_Response_Question_AP_Physics_1_Exam_Solution