A tow truck is towing a car. As it descends down a hill, the tow truck driver has to apply his brakes to slow both the car and truck. While he is applying his breaks, compare the force that the tow truck applies to the car, Ft-c, to the force that the car applies on…
You’re at a concert, and the band starts playing your favorite song. You notice that the volume is much louder than the opening act. What aspect of the sound wave is responsible for this increase in volume? Decibel Level Wave Height (Amplitude) Trough of the Wave Frequency What Aspect of a Sound Wave Makes It…
ATP-hydrolysis-coupled reactions have equilibrium constants that are changed by a factor of ATP Hydrolysis Coupled Reaction Equilibrium Constant ATP Hydrolysis and Equilibrium Constants Question How would the equilibrium constant change if the reaction X with ΔG° = +12.2 kJ·mol−1 was coupled to the hydrolysis of ATP (ΔG° = −30.5 kJ·mol−1)? Consider that R×T = 2.47….
Calculate the cross-sectional area in units of m2 for a wire that has a circular diameter of 0.12 m . Calculate Cross-sectional Area of a Wire with Circular Diameter Calculate the Cross-sectional Area of a Wire Question: Calculate the cross-sectional area in units of m² for a wire that has a circular diameter of 0.12…
Sammy is talking to Sally. Position A is a position in front of Sammy’s mouth. Position B is a position in front of Sally’s ear. In order for Sally to hear Sammy’s voice, air particles must a. move from A to B b. move from A to B and then back to A c. vibrate…
Does a ball rolling on an incline have the same acceleration on the way up as it does on the way down Does a Ball Have the Same Acceleration Rolling Uphill and Downhill? Does a Ball Rolling on an Incline Have the Same Acceleration Uphill and Downhill? Question: Does a ball rolling on an incline…
If a thermodynomic process of a gas gives a rightward tramition on a p – Vaigram, alich of these describes the work done by the gas? ponitive negative zero Work Done by a Gas During Rightward Transition on p-V Diagram Understanding Work Done by a Gas on a p-V Diagram Question: If a thermodynamic process…
Imagine you’re watching a documentary about a young musician who was born deaf but can now hear thanks to a cochlear implant. How does this device enable her to hear music? By transmitting sound information to the brain through the optic nerve By directly stimulating the auditory nerve to send sound information to the brain…
Imagine you’re tuning a guitar and you notice that one string sounds higher-pitched than the others. This string has a higher frequency, which refers to the distance between two wave crests. the speed of a wave. the number of waves that pass a given point in a given time period. the amplitude of a wave….
which point is the origin of the marine polar masses that affect the region’ Origin of Marine Polar (mP) Air Masses Origin of Marine Polar (mP) Air Masses Question: Which point is the origin of marine polar (mP) air masses that affect the region? Answer: The origin of marine polar (mP) air masses lies primarily…