Your friend and you are both in Calgary for a chess tournament. You each drive your own vehicle to CrossIron Mills mall. You take Stoney Trail (a freeway that goes around the city) and your friend takes Deerfoot Trail (a freeway that goes through the city) Explain how when you slammed on the brakes at a red light, your acceleration was not negative.

Q: Which of the following best describes an object that is accelerating? A. An air hockey puck glides…

A:

Q: 2 The speed-time graph shows the speed of a train over 60 seconds. a b C Calculate the acceleration…

A:

Q: Can a car traveling in the -x direction experience an acceleration in the -x direction? If so, what…

A:

Q: A brick is held over the edge of a tall building an dropped from rest. The acceleration from gravity…

A: Given data:  Initial velocity (v0) = 0 m/s, rest Acceleration due to gravity (g) = 9.8 m/s2,…

Q: If you drive from Santa Cruz to San Jose, and back to the same place you started in 1.5 hours. What…

A: Average Velocity of an object is its total displacement divided by total time taken.  Displacement -…

Q: You purchase the new Tesla Roadster and decide to take it out for a spin on the Newmarket Race…

A:

Q: While at soccer practice, Abbey runs down the field at 10 meters per second. She has a constant…

A:

Q: An airplane lands on a runway traveling east. Describe its acceleration.

A:

Q: A car traveling with an initial velocity of 40 m/s accelerates at 5 m/s2. What is the car’s final…

A:

Q: Destiny is eating lunch at her favorite cafe when her friend Jada calls and says she wants to meet…

A:

Q: Q3: A cheetah can accelerate from rest to a speed of 30.0 mis in 7.00 s. What is its its…

A: Given: Initial speed of Cheetah, u = 0 m/s Final speed of Cheetah, v = 30 m/s Time taken, t = 7 s

Q: 1. Consider a person sitting in a convertible car driving at a constant velocity. The person throws…

A: Given convertible car moving at constant velocity and for balls the speed and time are same for both…

Q: Suppose that you are driving a car with 20 m/s in winter and then your car got skid to a stop in 10…

A:

Q: The problem I'm working on already provides the acceleartion. I need to find the average velocity.…

A: To get the average velocity, The formula turns out to be  Vavg = total displacement/ total time…

Q: Q4 / A car 3.5 m in length and traveling at a constant speed of 20 m/s is approaching an…

A: accelrationa=1.5 ms2initial velocity = 20 ms

Q: The hare awakes to find that the slow tortoise (Vtortoise 0.13451 feet/second) is only d = 4.4882…

A: Velocity of tortoise is Distance between finish line and tortoise is Distance between finish line…

Q: J's car is 0.50 mile behind A’s car while J is moving at 70 mile/hour and A is 60 mile/hour. If J…

A: This problem can be solved using fundamental equations of motion

Q: You are riding a donkey that gets scared by an earthquake. If the donkey was originally traveling at…

A: Given: The initial velocity of the donkey is 12.5 m/s. The final velocity of the donkey is 13.7 m/s.…

Q: A speedboat moving at 32.0 m/s approaches a no-wake buoy marker 100 m ahead. The pilot slows the…

A: Given data: Initial velocity of speedboat is, u=32.0 m/s. Distance covered is, s=100 m. Acceleration…

Q: Describe how you could calculate the acceleration of an automobile. Specify the measuring…

A: To measure the acceleration of an automobile, we need the speedometer and a stop watch as…

Q: 6. Scientist are developing new types of guns that might someday be used to launch satellites as if…

A: Using, Newton's equation of motion: v 2 = u2 +2a*S, v= final speed u= initial speed a= acceleration…

Q: A quarterback throws a football to his receiver at 14 m/s.The ball travelled for 4 seconds before…

A: In the given problem, the type of motion of the football is not shown so consider the ball is moving…

Q: car’s acceleration

A:

Q: ector quantity that measures displacement over change in time. not change its position at a given…

A: (1) Acceleration is defined by the time rate of change of velocity. It has both magnitude and…

Q: displacement

A: Given: The runner starts running from her house and ends up back at her house. The total distance…

Q: A motorist drove from Bristol to Bath at an average speed of 40 mph and then from Bath to Chippenham…

A: Given  Average speed from Bristol to Bath is               40 mph  Average speed from Bath to…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 7.7 m/s and…

A:

Q: A roller coastre car rapidly picks up speed as it roles down a slope.  As it starts down the slope,…

A: The given values are,

Q: we are learning something called "free fall" and I do not understand how to do this question, "A…

A:

Q: C1. You observed a stone falling freely from a cliff. The time it took to fall is 4 s. How high is…

A: When a stone is freely falling from a cliff, the initial velocity of the stone is equal to zero. u=0…