Mechanics Forum

Post thread
High School Optimizing Bowling Ball Speed: Comparing 15 lbs and 16 lbs Balls
  • · Replies 8 ·
Replies
8
Views
4K
High School Can a Baseball Reach Escape Velocity?
  • · Replies 11 ·
Replies
11
Views
7K
High School A question about water and freezing
  • · Replies 19 ·
Replies
19
Views
9K
High School Does a Pendulum Ever Stop Moving?
  • · Replies 3 ·
Replies
3
Views
4K
High School Rotational weight vs. dead weight
  • · Replies 5 ·
Replies
5
Views
11K
High School Freezing warm water - Mpemba effect
  • · Replies 20 ·
Replies
20
Views
9K
High School How Does Licking Fingers Increase Friction?
  • · Replies 1 ·
Replies
1
Views
2K
High School Does Distilled Water Boil/Evaporate? Mythbusters Examined
  • · Replies 3 ·
Replies
3
Views
11K
High School Test Your Knowledge: Take the Novice Beginning Physics Quiz!
  • · Replies 1 ·
Replies
1
Views
2K
High School Perpetual Motion: Tests & Guidelines for Legitimacy
  • · Replies 16 ·
Replies
16
Views
4K
High School Two football players are running at each other
  • · Replies 3 ·
Replies
3
Views
3K
High School How the same music note can sound different?
  • · Replies 1 ·
Replies
1
Views
2K
High School Can a Bullet Push a Person Back?
  • · Replies 7 ·
Replies
7
Views
5K
High School Constructing a Rube Goldberg Device - Need Ideas
  • · Replies 7 ·
Replies
7
Views
8K
High School Bigger Wheels Roll Down Hill Faster: The Reason?
  • · Replies 2 ·
Replies
2
Views
3K
High School Is a car moving up a hill at a constant velocity accelerating?
  • · Replies 18 ·
Replies
18
Views
4K
High School Why wouldn't this pepetual motion machine work?
  • · Replies 14 ·
Replies
14
Views
3K
High School Sound Wave Device: Answers Here!
  • · Replies 2 ·
Replies
2
Views
7K
High School What Happens If You Jump Into a Hole Drilled Through the Earth?
  • · Replies 3 ·
Replies
3
Views
2K
High School Is Physics Truly Failsafe in Its Laws?
  • · Replies 8 ·
Replies
8
Views
4K
High School Why a bike can balane when the wheelse
  • · Replies 5 ·
Replies
5
Views
3K
High School The Great Slow Race: Compete to Move the Furthest & Slowest!
  • · Replies 1 ·
Replies
1
Views
2K
High School Drop Test: Mass vs Horizontal Component
  • · Replies 20 ·
Replies
20
Views
5K
High School What is the slowest Velocity possible?
  • · Replies 8 ·
Replies
8
Views
3K
High School Wave Speed in Water: Deeper Water Faster?
  • · Replies 1 ·
Replies
1
Views
6K
High School How Does Eye Resolution Change at Different Lux Levels?
  • · Replies 1 ·
Replies
1
Views
2K
High School Where Can I Find Angular Velocity Data for Different Types of Bullets and Guns?
  • · Replies 1 ·
Replies
1
Views
3K
High School Can Coffee Cool Below Room Temperature?
  • · Replies 1 ·
Replies
1
Views
7K
High School Why Does Ordinary Water Appear Blue in a White Bucket?
  • · Replies 4 ·
Replies
4
Views
3K
High School Rotational Motion - Does a Body Rotate Forever After Torque is Applied?
  • · Replies 5 ·
Replies
5
Views
2K
High School Conservation of Energy in daily life
  • · Replies 2 ·
Replies
2
Views
14K
High School How Is the Formula for Kinetic Energy Derived?
  • · Replies 1 ·
Replies
1
Views
16K
High School What Is the Best Spot to Hit a Punching Bag Machine for Maximum Points?
  • · Replies 6 ·
Replies
6
Views
3K
High School How do sound waves move so that a person behind me can hear me in an open field?
  • · Replies 6 ·
Replies
6
Views
3K
High School Understanding the Physics Behind Dropping a Tennis Ball While Driving
  • · Replies 3 ·
Replies
3
Views
2K
High School Calculating Law of Levers Moments
  • · Replies 1 ·
Replies
1
Views
10K
High School When to use term Rotational motion and Circular motion?
  • · Replies 2 ·
Replies
2
Views
10K
High School Convert Any Form of Energy to Solar Energy?
  • · Replies 6 ·
Replies
6
Views
3K
High School Falling Down a Hole Through the Earth: What Would Happen?
  • · Replies 12 ·
Replies
12
Views
3K
High School Unravelling the Mystery: What Happens When You Squash Something?
  • · Replies 3 ·
Replies
3
Views
3K
High School How does the water powered calculator work?
  • · Replies 9 ·
Replies
9
Views
4K
High School Sideways Acceleration: What Is It?
  • · Replies 3 ·
Replies
3
Views
6K
High School Explain Work, Energy and Power
  • · Replies 2 ·
Replies
2
Views
2K
High School Wind Power: Where Does the Energy Come From?
  • · Replies 20 ·
Replies
20
Views
8K
High School Why does a balance scale equal out?
  • · Replies 4 ·
Replies
4
Views
4K
High School The Ball in Train: Who's Right?
  • · Replies 18 ·
Replies
18
Views
7K
High School Thrill of Zero G's: What Happens When You Reach 2.5 G's?
  • · Replies 5 ·
Replies
5
Views
5K
High School Understanding the stiffness of springs
  • · Replies 7 ·
Replies
7
Views
2K
High School Is Terminal Velocity Affected by Air Resistance?
  • · Replies 11 ·
Replies
11
Views
10K
High School How do people maintain balance while riding a bicycle or skating?
  • · Replies 2 ·
Replies
2
Views
2K
High School Sliding Box: Constant Speed or Increasing?
  • · Replies 8 ·
Replies
8
Views
3K
High School Simple harmonic motion summary
  • · Replies 1 ·
Replies
1
Views
3K
High School Does Hot Water Freeze Faster? Investigating the Claim
  • · Replies 15 ·
Replies
15
Views
5K
High School If time was stopped, is inertia conserved?
  • · Replies 5 ·
Replies
5
Views
3K
High School Easier to walk upstairs, but why is it harder to walk down?
  • · Replies 11 ·
Replies
11
Views
9K
High School Understanding the Relationship Between Static and Kinetic Friction
  • · Replies 12 ·
Replies
12
Views
12K
High School Is Slow Travel Through Earth's Atmosphere Possible?
  • · Replies 2 ·
Replies
2
Views
4K
High School Left/Right Hand rule for Motor Principle
  • · Replies 2 ·
Replies
2
Views
11K
High School Potential Energy for objects on the groun
  • · Replies 3 ·
Replies
3
Views
2K
High School Truss Bridges: Strength Explained
  • · Replies 3 ·
Replies
3
Views
4K
High School Is terminal velocity constant?
  • · Replies 4 ·
Replies
4
Views
10K
High School Proper Jump Starting Technique for Car Batteries
  • · Replies 7 ·
Replies
7
Views
11K
High School Breaking strength of a piece of material
  • · Replies 3 ·
Replies
3
Views
5K
High School Why doesent water fall down from a bucket while rotating it upside down?
  • · Replies 6 ·
Replies
6
Views
12K
High School Heavier objects fall faster myth or fact?
  • · Replies 2 ·
Replies
2
Views
21K
High School What is the relationship between time and velocity?
  • · Replies 15 ·
Replies
15
Views
3K
High School Force on Moving Object: What Happens at Theta?
  • · Replies 6 ·
Replies
6
Views
11K
High School Who would hit the ground harder?
  • · Replies 26 ·
Replies
26
Views
6K
High School Force required to move stationary vehicle?
  • · Replies 12 ·
Replies
12
Views
42K
High School Why Does Kinetic Energy Depend on the Square of Speed?
  • · Replies 5 ·
Replies
5
Views
3K
High School Comparing Ground & Electric Walking: Same Effort?
  • · Replies 9 ·
Replies
9
Views
3K
High School What would happen if normal force didnt exist?
  • · Replies 5 ·
Replies
5
Views
11K
High School What are the Basics of the Work System in Physics?
  • · Replies 2 ·
Replies
2
Views
2K
High School How Birds Fly: Physics Explained
  • · Replies 3 ·
Replies
3
Views
12K
High School How Does a Bicycle Stay Upright While Moving?
  • · Replies 1 ·
Replies
1
Views
3K
High School Difference between kinetic energy and momentum?
  • · Replies 4 ·
Replies
4
Views
20K
High School No Sound in Vacuum: Intuitive or Unintuitive?
  • · Replies 12 ·
Replies
12
Views
3K
High School AP Test vs My Teacher: Resolving a Vector Problem
  • · Replies 8 ·
Replies
8
Views
3K
High School A bit of a basic question: bouyancy
  • · Replies 3 ·
Replies
3
Views
2K
High School Time Independent Rotational Kinematics equation?
  • · Replies 1 ·
Replies
1
Views
5K
High School Evaporation Speed: Unit Measurement
  • · Replies 1 ·
Replies
1
Views
4K
High School Kevlar and it's mechanical properties
  • · Replies 1 ·
Replies
1
Views
34K
High School Rotational Torque: Learn Basics Before Your Test Fri
  • · Replies 1 ·
Replies
1
Views
8K
High School Coefficient of Friction for pine on pine
  • · Replies 1 ·
Replies
1
Views
6K
High School Settle and arguement between retards
  • · Replies 1 ·
Replies
1
Views
2K
High School Whats the phrequency of a pendulum and a balance?
  • · Replies 1 ·
Replies
1
Views
2K
High School Sink or Float, Any other water like compounds ?
  • · Replies 6 ·
Replies
6
Views
6K
High School Centripedal & Centrifugal force
  • · Replies 3 ·
Replies
3
Views
3K
High School Why does hot water get colder right before it gets hot?
  • · Replies 1 ·
Replies
1
Views
3K
High School Conservation of mass/episode of Brainiac
  • · Replies 9 ·
Replies
9
Views
3K
High School The Science: How Gyroscopes Resist Rotation and Stay Upright
  • · Replies 2 ·
Replies
2
Views
7K
High School Can any1 explain vf^2 = vi^2 + 2ad?
  • · Replies 3 ·
Replies
3
Views
144K
High School How does a hand stroboscope work?
  • · Replies 1 ·
Replies
1
Views
4K
High School Coefficient of static friction experiment
  • · Replies 1 ·
Replies
1
Views
4K
High School Slapping Waterfalls: Can Pressure Move Fountains?
  • · Replies 13 ·
Replies
13
Views
3K
High School Velocity vector's change of direction
  • · Replies 1 ·
Replies
1
Views
19K
High School Shooting or dropping a projectile
  • · Replies 2 ·
Replies
2
Views
2K
High School Fly in Cockpit: Does It Feel 5 Gs?
  • · Replies 5 ·
Replies
5
Views
3K
High School Crushing Cars with Just a Mallet/Sledge Hammer
  • · Replies 4 ·
Replies
4
Views
3K
High School Is the friction always a bad force?
  • · Replies 9 ·
Replies
9
Views
9K