Thursday

December 18, 2014

December 18, 2014

Number of results: 47,176

**physics**

A car is traveling at a constant speed along road ABCDE. (Curve BC where Bis beginning of curve and C is the end of the curve is in the shape of a "backward C." C is then the beginning of another curve and D is the end of the same curve in the shape of a normal C, like you are...
*February 12, 2012 by Nabil*

**physics, dynamics**

Car A starts from rest at t = 0 and travels along a straight road with a constant acceleration of 2 m/s2 until it reaches a speed of 27 m/s. Afterwards it maintains this speed. Also, when t = 0, car B located 2000 m down the road is traveling towards A at a constant speed of ...
*January 13, 2011 by siti*

**hw**

A car travels along a straight road, heading east for 1 h, then traveling for 30 min on another road that leads northeast. If the car has maintained a constant speed of 56 mi/h, how far is it from its starting position?
*November 24, 2010 by Anonymous*

**Math**

A car travels along a straight road, heading east for 1 h, then traveling for 30 min on another road that leads northeast. If the car has maintained a constant speed of 48 mi/h, how far is it from its starting position? Round your answer to 2 decimal places.
*April 13, 2011 by Jessica *

**math**

A car travels along a straight road, heading east for one hour then traveling for thirty minutes on another road that leads northeast. If the car has maintained a constant speed of forty miles an hour, how far is it from its starting position
*November 12, 2010 by tonda *

**Dynamics**

During a high-speed chase, a 2400-lb sports car traveling at a speed of 100 mi/h just loses contact with the road as it reaches the crest A of a hill. a) Determine the radius of curvature r of the vertical profile of the road at A. b) Using the value of r found in a part a), ...
*March 24, 2011 by Sarah*

**Math**

I have another problem that I don't know how to solve. A car travels along a straight road, heading east for 1 hour, then traveling 30 minutes on another road that leads northeast. If the car had maintained a constant speed of 40 mph, how far is it from it's starting position...
*January 16, 2014 by Cassie*

**physics**

I need help with this question. A car travels along a straight and level road at a constant speed of 6.2 m/s. Calculate how long (in seconds) it will take the car to travel a total distance of 262.4 miles along this road.
*September 13, 2011 by samira*

**physics**

A car travels along a roadwith a speed of v=25 m/s (about 50 mi/h). The coefficient of kinetic frictionbetween the tires and the pavement is mu k=.55. a). If the driver applies the brakes and the tires "lock up" so that they skid along the road, how far does the car travel ...
*September 23, 2010 by Holly*

**physics**

Two cars are traveling at the same constant speed v. Car A is moving along a straight section of the road, while B is rounding a circular turn. Which statement is true about the acceleration of the cars? a.) acceleration of both cars is zero b.) car A is accelerating but car B...
*October 19, 2010 by jo*

**physics**

A car is traveling around a circular banked road without friction which is inclined at 72 degrees which has a vertical height of 25 meters. When the car is traveling at 16 m/s around the road, it is moving at the bottom on the incline (inner radius of the road when viewed from...
*October 31, 2013 by jack*

**Physics**

A 1100 kg car is moving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to rest in a distance of 140 m. (a) If the road is completely level, what is the constant force applied to the car to bring it to rest? (...
*September 16, 2010 by Phil*

**Physics**

A 1100 kg car is moving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to rest in a distance of 140 m. (a) If the road is completely level, what is the constant force applied to the car to bring it to rest? (...
*September 16, 2010 by Phil*

**physics**

Cars A and B are racing each other along the same straight road in the following manner: Car A has a head start and is a distance Da beyond the starting line at t=0. The starting line is at x=0. Car A travels at a constant speed Va. Car B starts at the starting line but has a ...
*June 30, 2011 by mjLa*

**dynamics**

traveling with an initial speed of 70km/h. a car accelerates at 6000km/hr^2 along a straight road. how long will it take to reach a speed of 120km/hr? also, through what distance does the car travel during this time.?
*April 18, 2012 by chanz11*

**Physics**

A car with a mass of 900 kg moves along a road at a 89 km/hour at equal speed. On the road is a curve with a radius of 250. a) What is the force in the curve between the tires and the road if the road is horizontal? b) What inclination is the best for that car on the road...
*March 11, 2014 by Physics*

**physics**

You are driving your car over a circular-shaped bump in the road that has a radius of curvature of 75.9 m. A)If the car is traveling at a constant speed of 18.3 m/s, calculate the apparent weight of your 56.1 kg passenger as you pass over the top of the bump. B)What is the ...
*February 22, 2014 by name 23*

**physics**

You are driving your car over a circular-shaped bump in the road that has a radius of curvature of 75.9 m. A)If the car is traveling at a constant speed of 18.3 m/s, calculate the apparent weight of your 56.1 kg passenger as you pass over the top of the bump. B)What is the ...
*February 22, 2014 by Tammie*

**science**

If you were riding on a train, which of the following would look as if it is not moving? the conductor walking by you a building you are passing a flying bird<---- a person sitting next to you Which of the following reference points would allow you to observe the speed of a...
*April 13, 2014 by Anonymous*

**Science**

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to you at the same speed ...
*February 27, 2014 by Mindy *

**Physics**

A car is traveling a road that makes quarter of a circle with a constant speed. What is the magnitude of the average velocity of the car?
*March 1, 2011 by Jasalle*

**Physics**

Consider again the problem of a car traveling along a banked turn. Sometimes roads have a "reversed" banking angle. That is, the road is tilted "away" from the center of curvature of the road. If the coefficient of static friction between the tires and the road is ìs = 0.4, ...
*October 4, 2012 by Garcia*

**Physics**

Consider again the problem of a car traveling along a banked turn. Sometimes roads have a "reversed" banking angle. That is, the road is tilted "away" from the center of curvature of the road. If the coefficient of static friction between the tires and the road is ìs = 0.4, ...
*June 14, 2013 by Jody*

**phyics**

If two cars are traveling along a straight road, one behind the other. the first is traveling at a constant velocity of 10 m/s. the second, approaching from the rear, is traveling at 22 m/s. when the second car is 300m behind the first, the driver applies the brakes, ...
*November 6, 2010 by billy*

**physics**

Consider again the problem of a car traveling along a banked turn. Sometimes roads have a "reversed" banking angle. That is, the road is tilted "away" from the center of curvature of the road. If the coefficient of static friction between the tires and the road is μs = 0....
*October 1, 2012 by sierra*

**PHYSICS**

A car is traveling around a circular banked road without friction which is inclined at 24 degrees. When the car is traveling at 18.2 m/s around the road, it is moving at the bottom on the incline (inner radius of the road when viewed from an aerial view). When the car is ...
*October 21, 2011 by Anonymous*

**physics**

A car is traveling with a constant speed 80 miles per hour a road that makes half a circle. What is the average velocity of the car?
*May 24, 2010 by ray*

**physics**

A car is traveling a road that includes two sides of an equilateral triangle with a constant speed s. What is the magnitude of the average velocity v of the car?
*March 8, 2011 by sandhu*

**Physical science**

A car accelerates at 1.6m.sec along a straight road for 10s then moves at a constant speed for 20s calculate the distance travelled at constant speed
*November 15, 2014 by Dennis*

**Physics **

A car with mass of 1875kg is traveling along a country road when the driver sees a deer dart out onto the road. The driver slams on the brakes manages to stop before hitting the deer. The driver of a second car with 2135kg is driving too close and does not see the deer. When ...
*October 4, 2010 by Shaila*

**physics**

Consider again the problem of a car traveling along a banked turn. Sometimes roads have a "reversed" banking angle. That is, the road is tilted "away" from the center of curvature of the road. If the coefficient of static friction between the tires and the road is μs = 0....
*September 21, 2010 by tom *

**Physics**

You are driving a 2520.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*October 5, 2010 by Preston*

**physics**

you are driving a 2520.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*October 13, 2011 by James*

**Physics**

You are driving a 2570.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*November 17, 2012 by Caleb*

**Physics**

You are driving a 2570.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*November 17, 2012 by Caleb*

**Physics**

You are driving a 2570.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*November 17, 2012 by Caleb*

**Physics**

You are driving a 2530.0-kg car at a constant speed of 14.0 m/s along a wet, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. The car's wheels lock, the tires begin skidding, and the car slides to a halt in a ...
*September 13, 2014 by sarah*

**Physics**

A car traveling at constant speed safely negotiates a frictionless banked curved. Calculate the speed of the car when the road is banked at 20 degrees and the radius of its path is 50 meters. (HINT - Do not rotate your axes) Answer v=13.35 m/s
*November 21, 2012 by Anonymous*

**Physics**

A car traveling at constant speed safely negotiates a frictionless banked curved. Calculate the speed of the car when the road is banked at 20 degrees and the radius of its path is 50 meters. HINT – Do not rotate your axes. Answer v = 13.35 m/s
*November 25, 2012 by Anonymous*

**Physics**

A speeding motorcyclist is traveling at a constant speed of 31.1 m/s when he passes a police car parked on the side of the road. The radar, positioned in the police car's rear window, measures the speed of the motorcycle. At the instant the motorcycle passes the police car, ...
*September 5, 2014 by Hamad*

**Physics**

The speed time graph shows the motion of a car over a period of 40 seconds. a. describe the motion of the car between: 1.) O and A - The car is traveling at constant speed from 0 to 20 m/s. 2.) A and B - The car is at rest for 20 seconds. 3.) B and C - The car is decelerating ...
*February 5, 2013 by RR*

**Physics**

The speed time graph shows the motion of a car over a period of 40 seconds. a. describe the motion of the car between: 1.) O and A - The car is traveling at constant speed from 0 to 20 m/s. 2.) A and B - The car is at rest for 20 seconds. 3.) B and C - The car is decelerating ...
*February 5, 2013 by RR*

**physics**

Cars A and B are racing each other along the same straight road in the following manner: Car A has a head start and is a distance DA beyond the starting line at t=0. The starting line is at x=0. Car A travels at a constant speed vA. Car B starts at the starting line but has a ...
*September 9, 2014 by Anonymous*

**physics**

A car is traveling with a constant speed 80 miles per hour a road that makes half a circle. What is the average velocity of the car? Is it: 80(pi/2)=125.6? or should I use the formula: Äd/Ät= 80/(pi/2)=50.95?
*May 24, 2010 by Anonymous*

**Physics**

A car is being driven along a country road on a dark and rainy night at a speed of 20 m/s. The section of road is horizontal and straight. The driver sees that a tree has fallen and covered the road ahead. Panicking, the driver locks the breaks at a distance of 20m from the ...
*November 6, 2011 by Anne*

**Science ~CHECK ANSWERS PLEASE~**

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b) a car traveling next to you at the same speed ...
*February 27, 2014 by Mindy *

**Physics**

A 1300 kg car is traveling along a straight road at 20 m/s. Two seconds later its speed is 24 m/s. What is the magnitude of the net force acting on the car during this time? I dont know what equation to use, and I keep getting stuck
*July 17, 2011 by falcon306*

**physics**

A 660 kg car is being pushed along a flat parking lot at a constant speed of 1.52 m/s. The coefficient of friction between the road and the car is 0.31. What force is being used to push the car?
*October 13, 2013 by anon*

**g.k.**

A. A car is traveling at a speed of 55 mi/hr along a banked highway having a radius of curvature of 500 ft. At what angle should the road be banked in order that a zero friction force is needed for the car to go around this curve?
*April 18, 2012 by anirudh dhiman*

**physics**

You testify as an expert witness in a case involving an accident in which car A slid into the rear of car B, which was stopped at a red light along a road headed down a hill (see the figure). You find that the slope of the hill is θ = 14.0°, that the cars were separated ...
*October 9, 2013 by kristy*

**Physics**

A sleepy man drives a car along a straight section of highway at a constant speed of 89.6 km/h. His eyes begin to close, and his car moves at an angle of 4.90° relative to the road. For how long can his attention lapse before the car begins to move across the lane divider, ...
*February 2, 2012 by Aaron*

**physics**

A car of mass 1600 kg is traveling without slipping on a flat, curved road with a radius of curvature of 38 m. If the car's speed is 15 m/s, what is the frictional force between the road and the tires?
*October 23, 2010 by john*

**Physics**

A car of mass 1670 kg is traveling without slipping on a flat, curved road with a radius of curvature of 34 m. If the car's speed is 14 m/s, what is the frictional force between the road and the tires?
*May 20, 2012 by Alex*

**Physics**

A car of mass 1670 kg is traveling without slipping on a flat, curved road with a radius of curvature of 34 m. If the car's speed is 14 m/s, what is the frictional force between the road and the tires?
*May 21, 2012 by Alex*

**Physics Help, Please! **

When a car goes around a curve (without skidding), on a level road, Select one: a. no friction force is needed because the car simply follows the road. b. the friction force of the road on the car increases when the car’s speed decreases. c. the friction force of the road on ...
*November 4, 2012 by Michael *

**physics**

A car of mass 1600 kg is traveling without slipping on a flat, curved road with a radius of curvature of 38 m. If the car's speed is 15 m/s, what is the frictional force between the road and the tires? in Newtons
*October 22, 2010 by john*

**Physics**

A 1000-kg car is driving toward the north along a straight road at a speed of 20.0 m/s. The driver applies the brakes and the car comes to a rest in a distance of 140 m. What is the constant force applied to the car to bring it to rest?
*November 1, 2011 by Christine*

**physics**

1. A car travels down a straight, flat, level road. Initially, the car is traveling at 80.0 km/hr Northward . After traveling 0.50 0 km , the car is traveling at 95 .0 km/hr. What is the magn i tude of the car ’ s acceleration during this interval ?
*April 14, 2014 by khaled*

**physics**

A car traveling along a level road uniformly increases its speed from rest to 28m/s in 8.0s. Show that it travels a distance of 112m in this time.
*February 12, 2011 by Daisha*

**physics**

A 710 kg car travels along US-321. How much working is needed to keep the car traveling at a constant speed of 21.1 m/s around a curve of radius 28.2 m?
*December 10, 2009 by Cory *

**Physics**

You are driving a 2475.0 kg car at a constant speed of 10.0 m/s along an icy, but straight and level road. While approaching a traffic light, it turns red. You slam on the brakes, your wheels locks, the tires began skidding, and the car slides to halt in a distance of 28.0 m. ...
*September 19, 2007 by Anonymous*

**Physics**

You are driving a 2590.0 kg car at a constant speed of 14.0 m/s along an icy, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. Your wheels lock, the tires begin skidding, and the car slides to a halt in a distance ...
*January 5, 2010 by Sasha*

**Phyics **

You are driving a 2520.0 kg car at a constant speed of 14.0 m/s along an icy, but straight, level road. As you approach an intersection, the traffic light turns red. You slam on the brakes. Your wheels lock, the tires begin skidding, and the car slides to a halt in a distance ...
*February 28, 2011 by Moha*

**dynamics**

a truck traveling along a straight road at 20km/h,increases its speed to 120km/hr in 15 s. If its acceleration is constant. determine the distance traveled.
*April 18, 2012 by chanz11*

**physics**

A 783 kg car travels along US 321. What net force is required to keep the car traveling at a constant speed of 28.8 mph around a curve whose radius is 26.4 m?
*November 20, 2009 by Alex*

**physics**

A man on the top of a 40 meter tower directly overhead the road is watching a car moving on a straight road. The car speed makes an angular velocity with respect to the observer in a constant speed of 0.16radian/sec. Find the linear velocity of the car when its position is ...
*July 18, 2012 by pam*

**AP Physics**

1. A car is traveling down the road at a constant speed of 11 km/h. At time zero it is forced to stop. The driver slams on the brakes and the car travels 18 m as it uniformly accelerates, coming to a stop. The car remains at rest for 5.0 seconds. Then the driver shifts into ...
*September 8, 2011 by ThinkPink*

**physics**

A 726 kg car travels from Boone to Blowing Rock along US321. How much working is needed to keep the car traveling at a constant speed of 21.8 m/s around a curve of radius 28.4 m?
*December 5, 2010 by KC*

**Physics**

A 850.0-kg car travelling on a level road at 27.0 m/s (60.5 mi/hr) can stop, locking its wheels, in a distance of 61.0 m (200.1 ft). (a) Find the size of the horizontal force which the car applies on the road while stopping. (b) Find the stopping distance of that same car when...
*December 5, 2007 by Lindsay*

**physics**

Snow is falling vertically at a constant speed of 6.6 m/s. At what angle from the vertical do the snowflakes appear to be falling as viewed by the driver of a car traveling on a straight, level road with a speed of 66 km/h?
*September 16, 2009 by Nick*

**physics**

A driver in a car traveling at a speed of 70 mi/h sees a deer 90 m away on the road. Calculate the minimum constant acceleration that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime).
*August 22, 2010 by tommy*

**Physics**

A driver in a car traveling at a speed of 56.0 mi/h sees a deer 116 m away on the road. Calculate the minimum constant acceleration that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime).
*February 2, 2012 by Kristin*

**Physics**

A driver in a car traveling at a speed of 56.0 mi/h sees a deer 116 m away on the road. Calculate the minimum constant acceleration that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime).
*February 2, 2012 by Alex*

**physics**

A driver in a car traveling at a speed of 55.3 mi/h sees a deer 108 m away on the road. Calculate the minimum constant acceleration that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime).
*August 22, 2012 by Simone*

**Physics Angular displacement**

A car is traveling with a speed of 25 m/s along a straight, horizontal road. Each wheel has a radius of .25 m. If the car speeds up with a linear acceleration of 2.0 m/s^2 for 6.0 s. Find the angular displacement of each wheel during this time in revolutions.
*July 1, 2012 by kaleb*

**Physical science **

A car accelerates at 1.6m.sec along a straight road for 10s then moves at a constant speed for 20s calculate speed after the first 10s
*November 15, 2014 by Jeniffer*

**physics**

A car traveling 72.0 km/h along a straight, level road is brought uniformly to a stop in a distance of 40.0 m. If the car weighs 8.8 x 103 N, what is the braking force?
*December 7, 2010 by Madeline*

**physics**

A car traveling 72.0 km/h along a straight, level road is brought uniformly to a stop in a distance of 40.0 m. If the car weighs 8.8 x 103 N, what is the braking force?
*December 7, 2010 by Madeline*

**physics**

A 3800 kg car travels around an unbanked corner at the recommended speed of 65 km/hr. the radius of curvature is 80 m. a) what is the force that the road exerts on the car to keep it in motion around the corner? b) what force would the road need to exert if the car was ...
*September 19, 2012 by Delia*

**physics**

1.A car is traveling a road that includes two sides of an equilateral triangle with a constant speed s. What is the magnitude of the average velocity v of the car? 2.A ship crosses a river aiming at the angle theta to the left from the straight courses. The speed of the ship ...
*March 9, 2011 by sandhu*

**physics**

1.A car is traveling a road that includes two sides of an equilateral triangle with a constant speed s. What is the magnitude of the average velocity v of the car? 2.A ship crosses a river aiming at the angle theta to the left from the straight courses. The speed of the ship ...
*March 9, 2011 by sandhu*

**physics**

A driver in a car traveling at a speed of 59 mi/h sees a deer 104 m away on the road. Calculate the minimum constant acceler- ation that is necessary for the car to stop without hitting the deer (assuming that the deer does not move in the meantime). Answer in units of m/s2.
*August 11, 2010 by Dalton*

**college physics**

Imagine that your car can travel 25 mi on 1 gal of gas when traveling on a level road at 55mi/h. Estimate your gas mileage while traveling at 55 mi/h up an incline that gains 3m in elevation for every 100 m one goes forward along the incline. Assume that your car has a mass of...
*October 11, 2010 by Tommy*

**physic**

You are traveling at a constant speed υM, and there is a car in front of you traveling with a speed υA You notice that υM>υA, so you start slowing down with a constant acceleration a when the distance between you and the other car is x. What relationship...
*September 29, 2013 by kolam*

**physic**

The sports car in Figure 6 is travelling along 30 banked road having a radius of curvature of ñ=152 m. If the coefficient of static friction between the tires and the road is µs=0.2, determine the maximum safe speed so no slipping occurs. Neglect the size of the car.
*March 25, 2014 by zainab*

**physics**

Your physics teacher drives an ideal frictionless car of mass 1000 kg which coasts along the level road to his home at a constant speed of 48 km/h with the engine turned off. It then coasts 40 m up his sloping driveway and comes to rest at the top without any braking required...
*November 3, 2012 by Jen*

**physics**

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 75 km/h, while gonzalez (gg24935) – HW 02 – wieman – (053305132) 2 car B travels at a constant speed of 89 km/h. How far is Car A from school 3.3 h later? ...
*January 23, 2013 by gera-pleaseeeee*

**PHYSICS**

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 1.6 h later? Answer in units of km IT'S NOT ASKING FOR THE ...
*September 13, 2011 by naia*

**Chemistry**

A 1533 kg car is traveling down the road at 90.6 km/h. While traveling at this rate of speed, what is the kinetic energy of this vehicle in kilojoules?
*March 29, 2014 by Harielle*

**Physics**

At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with a constant acceleration of 2.85m/s^2. At the same instant a truck, traveling with a constant speed of 19.0m/s, overtakes and passes the car. A) How far beyond its ...
*July 9, 2011 by Arthur*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**physics**

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have traveled in this time? Q3:What is the time if the car...
*April 8, 2012 by kelly*

**Physics**

A car is traveling counterclockwise along a circular bend in the road with an effective radius of 200 m. At a certain instant, the carâ€™s speed is 20 m/s, but it is slowing down at a rate of 1.0 m/s^2. What is the magnitude of the carâ€™s acceleration?
*January 16, 2012 by TR*

**physics**

a car sounds its horn as it travels at a steady speed of 15m/s along a straight road between two observers x and y. the observer x heras a frequency of 538 hz while observer y hears a lower frequency. 1 is the car traveling towards x or y 2what would the frequency be heard ...
*December 13, 2014 by mevan*

**physics**

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 1.6 h later? Answer in units of km
*September 13, 2011 by naia*

**Physics**

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 79 km/h, while car B travels at a constant speed of 89 km/h. How far is Car A from school 2.1 h later? Answer in units of km
*January 15, 2012 by Shannen*

**physics**

Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 78 km/h, while car B travels at a constant speed of 88 km/h. How far is Car A from school 2 h later? Answer in units of km
*September 8, 2012 by Alex*

**Physics**

A police car is traveling east at 40.0 m/s along a straight road, overtaking a car ahead of it moving east at 30.0 m/s. The police car has a malfunctioning siren that is stuck at 992 Hz. What is the wavelength behind the police car in meters?
*December 6, 2009 by Keith*

**science**

A car is traveling down the road at 25 m/s,and then increases their speed to 45 m/s in 5 seconds. What is this car's acceleration?
*September 13, 2013 by teddy*

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