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### Posts

- Magnitude of Displacement
- How far are you from the Starting Point?
- Unit Conversions and Significant Figures.
- What is the speed?
- What is the Position Relative to the Origin?
- What is the Velocity?
- Displacement
- Position vs. Time Graph
- Radius and Speed with Hypothetical Modicfications
- Frequency and Period
- What is the Takeoff and Horizontal Speed?
- Time for Ball to Hit Floor
- Maximum Possible Acceleration
- What is your Displacement?
- x & y Components
- 3 Point Motion Diagram
- Identify all Forces
- Identify all Forces
- What is the Magnitude of Net Force?
- Largest and Smallest Mass
- Identify Forces that Apply
- Involved Forces
- New Force
- What is the Tension?
- Magnitude and Direction of Tension
- What is the Angular Displacement and Velocity?
- Gravitational Force
- What is its Orbital Period?
- What is the acceleration from the axis of rotation?
- What is the Centripetal Acceleration and Magnitude?
- What is the magnitude of the net force?
- Centripetal Acceleration
- What is the Speed?
- RPM to Radians
- What is the angle and Angular Speed?
- Required Speed
- What is the Speed and Tension?
- What is the Speed and Acceleration?
- What is the Speed?
- What is the Angular Position?
- What is the Angular Displacement during a Time Interval?
- Angular Positions of a clock
- Least Force Need for Application
- Tangential Velocity
- Moments of Inertia Ranking
- Initial Angular Acceleration
- What is the Torque on the Object?
- Moment of Inertia
- Distance from the Center of Gravity of a Object
- What is the Magnitude of the Torque?
- What is the Torque?
- What Force Must You Pull
- Angular Acceleration and Revolutions
- Force to be Motionless in Position
- What is the Value of the Spring Constant?
- Spring Constant
- Horizontal Force
- Magnitude of the Vertical Force
- How much Torque?
- How much Force must you Exert?
- What is the Speed of the Ball?
- What is the Mass of Water Collected?
- What is the Final Speed?
- What is the Magnitude of the Impulse Delivered?
- What is the Mass?
- What Impulse was Applied?
- Same Momentum
- Final Velocities : Elastic
- How much Work?
- What is the Landing Speed?
- Minimum Speed
- How much Thermal Energy is Created?
- How much Energy is Stored?
- Gravitational Potential Energy
- Double Kinetic Energy
- How much Work is Done?
- At What Speed is the Kinetic Energy the Same?
- How much Work Does Gravity do?
- How Long Must You Hang On?
- How Long is the Chain?
- Determine the Maximum Speed
- What is the Spring Constant?
- What is the Amplitude of Oscillation?
- Degrees, Radians, and Sine Table
- Frequency of Oscillation
- Free-fall Acceleration
- How Long is the String?
- Period and Amplitude
- What is the Spring Constant?
- What is the Maximum Acceleration?
- What is the Spring Constant?
- Period, Frequency, Amplitude, and Maximum Speed
- What is the Period and Frequency?
- What is the Frequency?
- How Many Joules of Solar Energy?
- Frequency of Electromagnetic Wave
- Amplitude, Wavelength, and Frequency
- Wavelength and Speed
- What is its frequency?
- Time Elapse
- All Work and No Play
- Conservation of Energy Ranking Task
- Colliding Balls
- Impulse and Momentum Ranking Task
- Momentum in an Explosion
- Tactics Box 9.1 Drawing a Before-and-After Visual Overview
- Equilibrium of a Mobile Conceptual Question
- PhET Tutorial: Masses & Springs
- Torques on a Seesaw: A Tutorial
- Kinetic Energy and Momentum Conceptual Question
- Projectile Motion and Conservation of Energy Ranking Task
- Work and Kinetic Energy
- A Mass on a Turntable: Conceptual
- Accelerating along a Racetrack
- Math Box: Inverse-Square Relationships
- Normal Force and Centripetal Force Ranking Task
- Two Cars on a Curving Road
- Understanding Newton’s Law of Universal Gravitation
- Velocity of a Roller Coaster Ranking Task
- A Sculpture in Equilibrium
- Axis of Rotation and Moment of Inertia Ranking Task
- Balancing Torques Ranking Task
- Ladybugs on a Rotating Disk
- Linear and Rotational Quantities Conceptual Question
- Net Torque on a Pulley
- Pivoted Rod with Unequal Masses
- Playing in the Field
- Torque Magnitude Ranking Task
- Torque and Angular Acceleration
- What Happens to Water when Heat of the Pressure does/not get Transferred into the Water
- What is the Average Velocity of the Ball?
- A 18.1-kg block and a 32.6-kg block are resting on a horizontal frictionless surface.
- A pencil sharpener takes 1.4 seconds to go from its maximum speed of 8π rad/s to rest.
- How to get the average velocity if the angle, distance and time are given?
- What are the first three harmonics of a note produced on a 31.0 cm long violin string if waves on this string have a speed of 274.4m/s?
- Replace the force system acting on the frame by a resultant force and couple moment at point A.
- A hunter aims directly at a target (on the same level) 140 m away. If the bullet leaves the gun at a speed of 280 m/s, by how much will the bullet miss the target?
- A man is laying on a board elevated by a support at the tip of the head of the board and by a scale at the foot of the board.
- The froghopper, Philaenus spumarius, holds the world record for insect jumps.
- In reaching her destination, a backpacker walks with an average velocity of 1.27 m/s, due west.
- A charge of -7 x 10-8 C exerts a force of 0.045 N on a charge of +6.0 x 10-7.
- A 1340 kg Triumph TR-8 traveling north at 43 km/hr crashes head-on into a 1850 kg Checker cab moving west at 87 km/hr.
- A 60 kg package rests on the level floor of a warehouse.
- The coefficient of friction between the sole of a shoe and a tile span roof is 0.36.
- A 1-kg of wood is pressed against a vertical wall (µs= 0.25) by a force inclined 40º upward with respect to the vertical axis.
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