Mechanics Forum

Post thread
High School Types of Forces: Push, Pull, Weight, Friction & More
  • · Replies 13 ·
Replies
13
Views
4K
High School Coke physics (ice and pressure)
  • · Replies 6 ·
Replies
6
Views
6K
High School Can DC Motors Recharge Batteries?
  • · Replies 14 ·
Replies
14
Views
6K
High School Gravity: Why Objects Fall at Same Rate?
  • · Replies 3 ·
Replies
3
Views
3K
High School Power saving device too good to be true?
  • · Replies 9 ·
Replies
9
Views
13K
High School Calculate Water Flow Rate: Guide for Quarter Inch Holes
  • · Replies 1 ·
Replies
1
Views
2K
High School Understanding Angular Velocity: Why is it Perpendicular to Circular Motion?
  • · Replies 6 ·
Replies
6
Views
2K
High School Does the ball rotate about its axis?
  • · Replies 14 ·
Replies
14
Views
4K
High School Understanding the Relationship Between Time and Speed: A Confused Exploration
  • · Replies 9 ·
Replies
9
Views
6K
High School I got a question about relative velocities
  • · Replies 5 ·
Replies
5
Views
2K
High School Question possibly to do with atmospheric pressure (but possibly not)
  • · Replies 2 ·
Replies
2
Views
5K
High School Sound waves patterns produced by rifle fire
  • · Replies 2 ·
Replies
2
Views
2K
High School Optimal Speed for Fuel Efficiency
  • · Replies 7 ·
Replies
7
Views
8K
High School Newton's 1st law; a special case?
  • · Replies 1 ·
Replies
1
Views
2K
High School Solving Simple Harmonic Motion: Oscillatory & Sinusoidal in Time
  • · Replies 1 ·
Replies
1
Views
2K
High School Traveling 60mph, is it really 88 feet/second?
  • · Replies 13 ·
Replies
13
Views
3K
High School What is the relationship between depth and pressure in water?
  • · Replies 38 ·
2
Replies
38
Views
6K
High School Equations of motion the conditions
  • · Replies 20 ·
Replies
20
Views
7K
High School Energy Dissipation when compressing a spring
  • · Replies 1 ·
Replies
1
Views
4K
High School Question about the conservation of momentum?
  • · Replies 5 ·
Replies
5
Views
2K
High School F = m x a, but what if velocity is constant (making a zero)?
  • · Replies 10 ·
Replies
10
Views
7K
High School Static Friction: Phone Books & Wood Blocks
  • · Replies 4 ·
Replies
4
Views
3K
High School Mysterious Physical Phenomenon: Balancing a Badminton Racket in Water
  • · Replies 2 ·
Replies
2
Views
3K
High School Does the Force of gravity act at an object every second?
  • · Replies 22 ·
Replies
22
Views
8K
High School What are the units for centrifugal force and how do you calculate it?
  • · Replies 27 ·
Replies
27
Views
26K
High School Does air molecules travel with the same speed as the sound wave?
  • · Replies 2 ·
Replies
2
Views
4K
High School What force is needed to break concrete?
  • · Replies 7 ·
Replies
7
Views
12K
High School How Can One Visualize a Billion Newtons of Force?
  • · Replies 22 ·
Replies
22
Views
10K
High School How does a bottle of paint spray work?
  • · Replies 1 ·
Replies
1
Views
4K
High School What are the physics behind balancing drinks on a tray?
  • · Replies 1 ·
Replies
1
Views
5K
High School Help Basic Rotational Dynamics Question
  • · Replies 4 ·
Replies
4
Views
2K
High School Why is the distance calculation multiplied by one half in this physics problem?
  • · Replies 6 ·
Replies
6
Views
93K
High School A question about centrifugal force
  • · Replies 8 ·
Replies
8
Views
3K
High School Solve for Time: Rearranging an Equation with Help | Grade 11 Physics Final Prep
  • · Replies 1 ·
Replies
1
Views
2K
High School Why is the speed of water waves dependent on depth?
  • · Replies 2 ·
Replies
2
Views
16K
High School Tutorial: Vectors - Basics & Questions
  • · Replies 10 ·
Replies
10
Views
16K
High School Mass/Weight Conversion on Scales
  • · Replies 21 ·
Replies
21
Views
6K
High School Acceleration of space craft in space?
  • · Replies 10 ·
Replies
10
Views
16K
High School What is the difference between displacement and distance?
  • · Replies 1 ·
Replies
1
Views
2K
High School How can we prove that spring constant is always positive?
  • · Replies 6 ·
Replies
6
Views
6K
High School Ridiculous falling out of an airplane scenario
  • · Replies 12 ·
Replies
12
Views
4K
High School Calculating Velocity and Its Signs
  • · Replies 6 ·
Replies
6
Views
2K
High School Hologram of a car or skyscaper.Is it possible?
  • · Replies 1 ·
Replies
1
Views
2K
High School Why does the Cartesian diver sink when the bottle is turned upside down?
  • · Replies 1 ·
Replies
1
Views
4K
High School Kinetic Energy of Cars: Does 4x Energy Needed for 0-20kph?
  • · Replies 4 ·
Replies
4
Views
2K
High School Resultant Force vs. Net Force: Clarifying the Difference
  • · Replies 5 ·
Replies
5
Views
3K
High School Is Displacement Always Positive in Two-Dimensional Space?
  • · Replies 7 ·
Replies
7
Views
17K
High School Is this equation for acceleration on this website wrong?
  • · Replies 2 ·
Replies
2
Views
2K
High School Slowing down the earths rotation and changing the moons orbit
  • · Replies 10 ·
Replies
10
Views
4K
High School Is Displacement Zero if I End a 1-Mile Run in the Same Spot?
  • · Replies 2 ·
Replies
2
Views
2K
High School Teacher's teachings are questionable
  • · Replies 12 ·
Replies
12
Views
3K
High School Calculating Speed on Video: Understanding How to Determine an Object's Velocity
  • · Replies 5 ·
Replies
5
Views
3K
High School Very quick question about lift and apparent weight?
  • · Replies 1 ·
Replies
1
Views
3K
High School Comparing C4+ and C4- Ions: Charge Differences
  • · Replies 4 ·
Replies
4
Views
16K
High School Do you jump higher when you run and jump, or just stand and jump?
  • · Replies 4 ·
Replies
4
Views
2K
High School Why does ice have no friction?
  • · Replies 4 ·
Replies
4
Views
10K
High School Why does a ball moves at an angle when it collides with another ball?
  • · Replies 34 ·
2
Replies
34
Views
6K
High School Understanding A.C Generators and the Difference Between A.C and D.C Current
  • · Replies 1 ·
Replies
1
Views
2K
High School Potential and potential energy
  • · Replies 1 ·
Replies
1
Views
2K
High School Simple coefficient of friction question
  • · Replies 1 ·
Replies
1
Views
2K
High School Pulling a Car--Which is Easier?
  • · Replies 5 ·
Replies
5
Views
2K
High School Questions About Sound and Its Physics
  • · Replies 1 ·
Replies
1
Views
2K
High School Investigating the Effects of Loop Radius on Rollercoaster Performance
  • · Replies 2 ·
Replies
2
Views
2K
High School Weight Capacity for U-Shaped Pontoons | Christopher in Louisiana
  • · Replies 8 ·
Replies
8
Views
3K
High School Quick question about elastic potential energy?
  • · Replies 1 ·
Replies
1
Views
3K
High School Why do forces make an object move?
  • · Replies 79 ·
3
Replies
79
Views
28K
High School How Do Digital Multimeters Measure Voltage, Current, and Resistance?
  • · Replies 1 ·
Replies
1
Views
3K
High School How Was the Work Equation W=Fd Formulated?
  • · Replies 3 ·
Replies
3
Views
4K
High School Water flow and pressure to fly
  • · Replies 1 ·
Replies
1
Views
2K
High School Does Mass Change with Gravitational Potential Energy?
  • · Replies 9 ·
Replies
9
Views
12K
High School How is momentum conserved here?
  • · Replies 2 ·
Replies
2
Views
2K
High School HmHow Can I Calculate Force Exerted by a Moving Element?
  • · Replies 6 ·
Replies
6
Views
6K
High School Can a propeller driven aircraft break the sound barrier?
  • · Replies 6 ·
Replies
6
Views
4K
High School Create a trebuchet that is able to launch a 1ft boulder
  • · Replies 1 ·
Replies
1
Views
2K
High School Why Does Earth Keep Spinning Around the Sun?
  • · Replies 39 ·
2
Replies
39
Views
17K
High School Why Spheres Spin Differently in Bathtubs & Faucets
  • · Replies 1 ·
Replies
1
Views
3K
High School Physics behind the Coanda effect
  • · Replies 3 ·
Replies
3
Views
4K
High School Why do ice skaters bend at an angle when taking a turn at high speed?
  • · Replies 5 ·
Replies
5
Views
4K
High School Does Centrifugal Force Act During or After Spinning in a Centrifuge?
  • · Replies 4 ·
Replies
4
Views
3K
High School Understanding Alternating Currents Motors - Issues & Solutions
  • · Replies 4 ·
Replies
4
Views
3K
High School What pressures can a human survive in?
  • · Replies 1 ·
Replies
1
Views
3K
High School Why don't the moon crash down to earth?
  • · Replies 20 ·
Replies
20
Views
6K
High School Initial Velocity of a Soccer Ball
  • · Replies 3 ·
Replies
3
Views
5K
High School How does opening a window change the air pressure of a bedroom?
  • · Replies 13 ·
Replies
13
Views
50K
High School Incredibly Difficult Egg Drop Challenge
  • · Replies 9 ·
Replies
9
Views
9K
High School How Do I Apply Basic Equations in 1-D Kinematics?
  • · Replies 3 ·
Replies
3
Views
6K
High School Uncovering the Secrets of How WWI Planes Took Flight
  • · Replies 61 ·
3
Replies
61
Views
27K
High School What is the difference between Kinetic energy and momentum of a moving body?
  • · Replies 5 ·
Replies
5
Views
3K
High School How to pick theta while resolving vector.
  • · Replies 1 ·
Replies
1
Views
2K
High School Good links to physics demonstrations
  • · Replies 5 ·
Replies
5
Views
13K
High School Which wheel moves faster: the smaller or larger one?
  • · Replies 4 ·
Replies
4
Views
9K
High School Why Does Volume Not Affect Hydrostatic Pressure? | Dave
  • · Replies 1 ·
Replies
1
Views
2K
High School Why do frozen objects weigh more than unfrozen ones?
  • · Replies 2 ·
Replies
2
Views
4K
High School Work & Energy: What is 1.89J of Work? Gravitational & Elastic Potential Energy
  • · Replies 1 ·
Replies
1
Views
2K
High School Calculating the Spring Constant for Bungee Jumping
  • · Replies 8 ·
Replies
8
Views
3K
High School How Does Precession Keep a Spinning Bicycle Wheel Upright?
  • · Replies 3 ·
Replies
3
Views
3K
High School Why Do We Appear to Lean Left on a Curved Bus Ride?
  • · Replies 27 ·
Replies
27
Views
6K
High School Friction Direction: Car Under Own Power vs. Towed
  • · Replies 2 ·
Replies
2
Views
2K
High School A=F/m with a plastic and real golf ball
  • · Replies 7 ·
Replies
7
Views
5K
High School Calculate Time to Fill Bathtub with Volume Flow Rate
  • · Replies 3 ·
Replies
3
Views
3K