Flipping Physics
#13 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about finding the speed during an inelastic collision using conservation of momentum.
Flipping Physics
2019 #1 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #1 from the 2019 AP Physics 1 Exam. Also included are my reflections on how to get perform better on the exam. This Short Answer question also works as a part of the AP Physics C: Mechanics curriculum.
Flipping Physics
Mechanics #1 Free Response Question Solutions - AP Physics C 1998 Released Exam
This Free Response Question includes the following concepts: Graphing Velocities of Carts during a Collision, Conservation of Linear Momentum, Conservation of Energy and Elastic Collisions.
Flipping Physics
Force of Impact Equation Derivation
Rearranging Newton’s Second Law to derive the force of impact equation.
Flipping Physics
Finding the Force on a Ball from a Dent
Using the Work Energy Theorem to solve the following … A 67 N ball is dropped from a height of 79.8 cm above a bag of sand. If the ball makes a 9.0 mm deep dent in the sand, what is the average force the sand applies on the ball during...
Flipping Physics
2D Conservation of Momentum using Air Hockey Discs and Unit Vectors
A 28.8 g yellow air hockey disc elastically strikes a 26.9 g stationary red air hockey disc. If the velocity of the yellow disc before the collision is 33.6 i cm/s and after the collision it is [4.79 i - 9.57 j] cm/s, what is the...
Flipping Physics
Impulse Comparison of Three Different Demonstrations
A racquetball is dropped on to three different substances from the same height above each: water, soil, and wood. Rank the _______ during the collision with each substance in order from least to most. (a) Impulse. (b) Average Force of...
Flipping Physics
Dart with Thin Rod Collision - Conservation of Angular Momentum Demonstration and Problem
A 5.3 g dart is moving vertically at 16.5 m/s just before it collides with and sticks to a 33.9 cm long, thin piece of cardboard. If the dart hits the 71.8 g piece of cardboard 28.7 cm from its fixed end, to what maximum angle does the...
Professor Dave Explains
Impulse and Momentum
As much as we commonly misuse scientific words in common language, we do have a reasonable grasp of the word momentum. But that's no reason to gloss over this concept, we have to know all the definitions and equations there are! Check...
Curated Video
Why Venus and Mercury have no Moons?
Mercury and Venus have no moons because of their close proximity to the Sun. Any moon orbiting around them is likely be swallowed by the mammoth gravitational pull of the mighty Sun. All planets except for Mercury and Venus have moons....
Curated Video
Bird Strike: What Happens When A Bird Strikes An Aircraft?
Bird strike on airplanes is one of the most biggest causes of concern for the airline industry and military. When a bird or a flock of birds hits an airplane, the plane may sustain some serious damage which can have disastrous...
Professor Dave Explains
The Wilson Cycle and Plate Boundaries
We just learned about plate tectonics, so let's see how that fits into a global-scale model for the formation and destruction of supercontinents called the Wilson Cycle. How do supercontinents like Pangea form and split up? It's an...
Let's Tute
Understanding Momentum and its Applications in Daily Life
This video explains the concept of momentum and how it is dependent on mass and velocity. It also covers the conservation of momentum and the different types of collisions. The video includes a simulation experiment with automobile...
National Institute of Standards and Technology
Helping Quantum Computers Study the Physics of the Universe
Quantum computers are still years away, but a trio of theoretical physicists has already figured out at least one talent they may have. The theorists, including one from the National Institute of Standards and Technology (NIST), have...
Flipping Physics
Calculating the Force of Impact when Stepping off a Wall
A 73 kg mr.p steps off a 73.2 cm high wall. If mr.p bends his knees such that he stops his downward motion and the time during the collision is 0.28 seconds, what is the force of impact caused by the ground on mr.p?
Flipping Physics
Demonstrating How Helmets Affect Impulse and Impact Force
Demonstrating and measuring how a helmet changes impulse, impact force and change in time during a collision.
Higgsino Physics
Why do Heavy Objects Actually Fall Faster?
Why heavy objects theoretically falls a bit faster. By using newton i'm looking at what happens when a 1 kg object is dropped. then what happens with bigger objects. It turns out, that the earth is not stationary, and will accelereate...
FuseSchool
The Solar System Part 1| Astrophysics
"""CREDITS Animation & Design: Joshua Thomas Narration: Dale Bennett Script: Alistair Haynes In this video we will begin to look at some of the key features that describe the parts our Solar System. Quite simply it is the name given to...
Next Animation Studio
Oumuamua is not made of nitrogen, according to Harvard astrophysicists
Harvard scientists says origin of first ever interstellar object detected in our solar system remains unknown.
Curated Video
Conservation of Momentum and its Applications
This video is a lecture presentation on the principle of conservation of momentum. It explains the concept of conservation of momentum and applies it to various situations, including collisions and cutting a piece of string between two...
Physics Girl
Can explosions work in space?
The most exciting SciFi movies have tons of space explosions. But how effective would explosions be in outer space with no atmosphere to carry the blast wave? Could a hypothetical explosion hurt you in space?
Physics Girl
Why are there giant concrete tunnels in the desert?
The Physics Girl team visited LIGO once again. This place is Dianna's obsession.