How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2?
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physics
How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2? 
physical science
How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2? 
Physical Science Semester 1 (Novel) Class
How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2? 
physics
A motorcycle and 66.0 kg rider accelerate at 2.0 m/s2 up a ramp inclined 5.0° above the horizontal. What are the magnitude of (a) the net force on the rider and (b) the force on the rider from the motorcycle? 
physics
A motorcycle and 66.0 kg rider accelerate at 2.0 m/s2 up a ramp inclined 5.0° above the horizontal. What are the magnitude of (a) the net force on the rider and (b) the force on the rider from the motorcycle? 
physics
A force of 1260 N is needed to accelerate a motorcycle at 4 m/s2. What is the mass f the motorcycle and its rider? 
physics
How much force is needed to accelerate a 50kg rider and his 250kg motorcycle at 4m/s27 
physics
motorcycle and 66.0 kg rider accelerate at 2.0 m/s2 up a ramp inclined 5.0° above the horizontal. What are the magnitude of the force on the rider from the motorcycle? 
math
How much force is needed to accelerate a 50kg rider and her 250kg motorcycle at 5 m/s2? This is really a physics question. The equation that you use is Newton's second law, Force = Mass x Acceleration. In this case, the total mass being accelerated is 300 kg. Multiply that ... 
Physics please check
As you climb a mountain, your ears "pop" because of the changes in (a) In which direction does your eardrum move as you climb up? inward outward eardrum does not move Give your reasoning. I think the eardrum moves outward because the further you go away from the earth's center... 
Physics
This is a 2 part question, and I'm fine on part 1. However, for background info, here is part 1: A motorcycle racer traveling at 145km/h loses control in a corner of the track and slides across the concrete surface. The combined mass of the rider is 243kg. The steel of the ... 
physic
A motorcycle racer traveling at 145 km/h loses control in a corner of the track and slides across the concrete surface. The combined mass of the rider and bike is 243 kg. The steel of the motorcycle rubs against the concrete road surface. (a) What is the frictional force ... 
Physics HELP!!!!!!!!
A bottle of juice is sealed under partial vacuum, with a lid on which a red dot or "button" is painted. Around the button the following phrase is printed: "Button pops up when seal is broken." Explain why the button remains pushed in when the seal is intact. Because there is a... 
physic
The motorcycle and rider are sliding with the same acceleration as found in Problem 4. If the motor cycle and rider have been sliding for 4.55 s, what will be the force applied to the motorcycle and the rider when they strike the side barrier and come to rest in another 0.530 s? 
physics
A 257kg motor cycle and rider accelerate from rest and reach a velocity of 20 meters per second west. The motor cycle wheels exert an average force 710N east of the road.Explain how the force directed east causes the motorcycle to accelerate west 
Math/physics
This is my last problem. Please help! A motorcycle rider starts out on top of a ramp 10 m high and then rides down and jumps the motorcycle when he comes to the end of the ramp (like evil knivel). The rider is at the peak of his jump at 5 m. How fast is the motorcycle going ... 
Algebra
A motorcycle breaks down and the rider has to walk the rest of the way to work. The motorcycle was being driven at 45mi/hr and the rider walks at a speed of 6mi/hr. Teh distance from home to work is 25 miles and the total time for the trip was 2 hours. How far did the ... 
Physics
292 kg motorcycle is accelerating up a ramp that is 30 degrees above the horizontal. Propulsion force pushing the motorcycle up ramp is 3150 N. Air resistance produces a force of 250 N that opposes the motion. Find that motorcycle's acceleration. 
HCC
A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.5 m/s , and the distance between them is 57.0 m . After t1 = 4.00 s , the motorcycle starts to accelerate... 
angular momentum
Just after a motorcycle rides off the end of a ramp and launches into the air, its engine is turning counterclockwise at 7530 rev/min. The motorcycle rider forgets to throttle back, so the engine's angular speed increases to 12600 rev/min. As a result, the rest of the ... 
math
a bicycle rider left town at noon at traveled at a uniform rate of 15 miles an hour. at 2 pm the same day, a motorcycle rider left for the same place at a uniform rate 30 miles an hour higher. at what time did the motorcycle rider overtake the bicycle rider? 
Physics
A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at... 
Physics
A motorcycle is following a car that is traveling at constant speed on a straight highway. Initially, the car and the motorcycle are both traveling at the same speed of 19.0m/s , and the distance between them is 52.0m . After t1 = 5.00s , the motorcycle starts to accelerate at... 
Physics
A powerful motorcycle can produce an acceleration of 3.5 m/s2 while traveling at 90 km/h. At that speed the forces resisting motion, including friction and air resistance, total 400 N. (Air resistance is analogous to air friction. It always opposes the motion of an object.) a... 
physics please help
Worldclass sprinters can accelerate out of the starting blocks with an acceleration that is nearly horizontal and has magnitude 15m/s^2 . Part a)How much horizontal force F must a sprinter of mass 60kg exert on the starting blocks to produce this acceleration? express your ... 
physics
A motorcycle traveling 91.0 km/hr approaches a car traveling in the same direction at 83.0 km/hr. When the motorcycle is 52.0 m behind the car, the rider accelerates and passes the car 16.0 s later. What is the acceleration of the motorcycle (in meters/second^2)? 
physics
A motorcycle traveling 91.0 km/hr approaches a car traveling in the same direction at 83.0 km/hr. When the motorcycle is 52.0 m behind the car, the rider accelerates and passes the car 16.0 s later. What is the acceleration of the motorcycle (in meters/second^2)? 
physics
A motorcycle traveling 95.0 km/hr approaches a car traveling in the same direction at 85.0 km/hr. When the motorcycle is 55.0 m behind the car, the rider accelerates and passes the car 18.0 s later. What is the acceleration of the motorcycle (in meters/second^2)? 
college physics
A popular daredevil trick is to complete a vertical loop on a motorcycle. This trick is dangerous, however, because if the motorcycle does not travel with enough speed, the rider falls off the track before reaching the top of the loop. What is the minimum speed necessary for a... 
Physics
Find the magnitude of the force needed to accelerate a 150 g mass with a = 0.250 m/s2 i^+0.675 m/s2 j^. Find the direction of this force? Need to find F and theta. 
physics
Suppose the radius of the room is 3.97 m and the speed of the wall is 12.0 m/s when the floor falls away. The source of the centripetal force on the riders is the normal force provided by the wall. (a) How much centripetal force acts on a 56.0 kg rider? (b) What is the minimum... 
science/maths?
how much force is needed to accelerate a golfball and basketball at the same speed for one metre? please help needed soon!!! 
Physics
The distance between the centers of the wheels of a motorcycle is 169 cm. The center of mass of the motorcycle, including the rider, is 77.0 cm above the ground and halfway between the wheels. Assume the mass of each wheel is small compared to the body of the motorcycle. The ... 
physics
A motorcycle (mass of cycle plus rider = 3.0 102 kg) is traveling at a steady speed of 20 m/s. The force of air resistance acting on the cycle and rider is 1.8 102 N. Find the power necessary to sustain this speed under the following conditions. (a) the road is level (b) the ... 
physics
How much applied force is needed to accelerate a 2.0 kg block of wood at 4.0m/s^2 along a rough table, against a 10 N force of friction? 
MATH
Jenny agreed to work for a year for $9000 plus a motorcycle. At the end of 5 months, she left the job and received $250 plus the motorcycle for her pay. What was the value of the motorcycle? 
physics
If only external forces can cause the center of mass of a system of particles to accelerate, how can a car on level ground ever accelerate? We normally think of the car’s engine as supplying the force needed to accelerate the car, but is this true? Where does the external ... 
science
how much force is needed to accelerate a 7.1 kg skier at 4 m/s/s? 
Physics
For a rider with a mass of 50 kg, what is the magnitude of the centripetal force required to keep that rider moving in a circle? Is the weight of the rider large enough to provide this centripetal force at the top of the cycle? 
physics
How much force is needed to accelerate a 78kg skier 2m/s/s/ 
physics
how much force is needed to accelerate a 1800 kg car 3m/s 2 
science question..please answer quick!
If a bicycle rider and her bicycle have a mass of 50kg, how much force is needed to provide an accerlation of 0.7m/s (squared) Force on the tire /pavement: F= m*a I don't understand.. ;( Multiply mass times acceleration to get the force. 
physics
A motorcycle stunt rider must jump a 100m wide canyon given a 20° ramp positioned on either side. What minimum speed is required so the rider will clear the canyon? 
physics
A 297kg motorcycle is accelerating up along a ramp that is inclined 25.9° above the horizontal. The propulsion force pushing the motorcycle up the ramp is 3156 N, and air resistance produces a force of 300 N that opposes the motion. Find the magnitude of the motorcycle's ... 
physics
A 301kg motorcycle is accelerating up along a ramp that is inclined 30.0º above the horizontal. The propulsion force pushing the motorcycle up the ramp is 3420 N, and air resistance produces a force of 230 N that opposes the motion. Find the magnitude of the motorcycle's ... 
physics
A 302 kg motorcycle is accelerating up along a ramp that is inclined 24° above the horizontal. The propulsion force pushing the motorcycle up the ramp is 2860 N, and the air resistance produces a force of 235 N that opposes the motion. Find the magnitude of the motorcycle’s... 
Physics
A 297kg motorcycle is accelerating up along a ramp that is inclined 30.0º above the horizontal. The propulsion force pushing the motorcycle up the ramp is 3560 N, and air resistance produces a force of 270 N that opposes the motion. Find the magnitude of the motorcycle's ... 
Physics  URGENT
A car is speeding at constant velocity of 30ms1 in an 80kmh1 zone as it passes a stationary police motorcycle hiding. The motorcycle starts to accelerate at 5ms2 at the same instant the car passes it and continues for 8 seconds. It then stops accelerating and maintains its ... 
Physics  URGENT
A car is speeding at constant velocity of 30ms1 in an 80kmh1 zone as it passes a stationary police motorcycle hiding. The motorcycle starts to accelerate at 5ms2 at the same instant the car passes it and continues for 8 seconds. It then stops accelerating and maintains its ... 
Science
how much force is needed to accelerate a 68 kgskier at a rate of 1.2 m/sec sq 
Science
How much force is needed to make a 60 kg object accelerate at a rate of 2.0 m/s^2? 
physics
How much force is needed to accelerate a 125 kg block up a 35 degree include at 3.4 m/s2 if the coefficient of friction is 0.28? 
physics
In a popular amusement park ride, a rotating cylinder of radius 4.00 m is set in rotation at an angular speed of 5.00 rad/s. The floor then drops away, leaving the riders suspended against the wall in a vertical position. What minimum coefficient of friction between a rider's ... 
Science
True / False: If a 40 kg person is accelerating at 10 m/s^2,then the magnitude of the force acting on him or her is 400 N. 1.How much force is needed to make a 60 kg object accelerate at a rate or 2.0 m/s ^2? 2.What is the acceleration of a 30 kg objedct when 180 n of force is... 
Physics
A motorcycle stunt rider rides off the edge of a cliff. Just at the edge his velocity is horizontal, with magnitude of 9 m/s. Find the motorcycle's position from the edge of the cliff afyer 0.5 s. Use g = 9.8 m/s.s 
Physical Science
A bicycle and its rider together have a mass of 80 kg. If the bicycle's speed is 6m/s, how much force is needed to bring it to a stop in 4 seconds. 
Physical Science
A bicycle and its rider together have a mass of 80 kg. If the bicycle's speed is 6m/s, how much force is needed to bring it to a stop in 4 seconds 
physics
Much much force is needed to push a container with wheels that weighs 250 pounds 
physics
because of friction, a constant force of 20 N is needed to slide a box across a room to the right at a constant speed, and box is moved 3 m. What is the friction force and how much work is done by friction force?? How much work is done by gravity? How much work is done by ... 
physics
In a popular amusement park ride, a rotating cylinder of radius R = 2.60 m is set in rotation at an angular speed of 4.00 rad/s, as in the figure shown below. The floor then drops away, leaving the riders suspended against the wall in a vertical position. What minimum ... 
Physics
In a popular amusementpark ride, a cylinder of radius 3.00 m is set in rotation at an angular speed of 5.00 rad/s (counterclockwise). The floor then drops away, leaving the riders suspended against the wall in a vertical position. What minimum coefficient of friction between... 
Math
How much force is needed to accelerate a truck with a mass of 1500 kilograms from a full stop to 40 m/s in 10 seconds if the rate of acceleration is constant? 
physics
A motorcycle has a constant acceleration of 4.33 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 40.0 to 50.0 m/s, and (b) 70.0 to 80.0 m/s? 
physics
A motorcycle has a constant acceleration of 4.06 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 39.4 to 49.4 m/s, and (b) 69.4 to 79.4 m/s? 
Physics
A motorcycle has a constant acceleration of 2.65 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 41.5 to 51.5 m/s, and (b) 71.5 to 81.5 m/s? 
physics
In a popular amusement park ride, a rotating cylinder of radius R = 3.10 m is set in rotation at an angular speed of 4.20 rad/s, as in the figure shown below. The floor then drops away, leaving the riders suspended against the wall in a vertical position. What minimum ... 
Physics....PLEASE HELP
A motorcycle has a constant acceleration of 2.13 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 24.0 to 34.0 m/s, and (b) 54.0 to 64.0 m/s 
bibb
Consider a rider on a Ferris wheel which is turning at constant speed. (a) At what point is the upward component of the force of the seat on the rider minimum? (b) At what point is the upward component of the force of the seat on the rider maximum? Justify your answers. 
physics
A rope attached to a truck pulls a 180kg motorcycle at 9.0 m/s. The rope exerts a 400N force on the motorcycle at an angle of 15∘ above the horizontal. What is the work that the rope does in pulling the motorcycle 300 m? Express your answer with the appropriate units. 
Physics
A 250.0 kg motorcycle can roll 45.9 m up a long hill before coming to a stop if the motorcycle approaches the base of the hill 30.0 m/s. 
Science
How much net force is needed to make a 60 kg object accelerate at a rate of 2.0 m/s^2? A. 62N B. 62 kg C. 120 N D. 120 kg Is the answer C? Thank you 
physics
A motorcycle has a constant speed of 24.4 m/s as it passes over the top of a hill whose radius of curvature is 135 m. The mass of the motorcycle and driver is 364 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle. 
physics
A motorcycle has a constant speed of 20.8 m/s as it passes over the top of a hill whose radius of curvature is 159 m. The mass of the motorcycle and driver is 387 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle. 
physics
A motorcycle has a constant speed of 21.6 m/s as it passes over the top of a hill whose radius of curvature is 100 m. The mass of the motorcycle and driver is 392 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle. 
AP 1 Physics
A motorcycle has a constant speed of 25.0 m/s as it passes over the top of a hill whose radius of curvature is 144 m. The mass of the motorcycle and driver is 326 kg. Find the magnitudes of the following. Centripetal force: mv^2/r = 1414.93 N Normal force: ?? I tried N = mg... 
Physics
If a cart and rider are pulled with a constant force of 74.0 N, and the friction force is 29.0 N, how fast will the cart and rider be traveling after 8.70 seconds? Thanks a lot! 
physics
A carnival clown, 80 kg, rides a motorcycle down a ramp and then up and around a large, vertical loop. If the loop has a radius of 18 m, what is the force that the track exerts on the rider at the TOP of the loop if the clown is traveling at an impressive speed of 15 m/s? 
Physics
How much torque is applied to a bicycle wheel whose radius is 0.40 m in order to accelerate the 15 kg bike and 78 kg rider at a rate of 3.4 m/s^2? I'm totally lost on this one. Which equation do I need to use? 
physics
A car and a motorcycle start from rest at the same time on a straight section of the road. However, the motorcycle starts 29.6 m behind the car. The car accelerates at a uniform rate of 3.9 m/s^2 while the motorcycle accelerates at a constant rate of 4.2 m/s^2. How much time ... 
physics
Calculate the work required to be done to stop a car of 250 kg moving at a speed of 18km/hr? answer is right or not please check Mass =250 kg Velocity = 18kg = 18 x 1000/60 x 60 = 5 m/s KE = ½ mv x v = ½ x 250 x 5 = 125 x 5 = 625 J Therefore the counter back this force we ... 
physics
A motorcycle has a mass of 1000 kg. The motorcycle is slowed from 50 km/hr to a stop in 5s. What is the net force causing the deceleration? 
Physics
What force of friction would be felt between a 5 kg sled and the ground if a 20 N force is needed to cause it to accelerate at a rate of 1.3 m/s squared? 
science
While riding a bike, a rider exerts a force of 540 N on the pedal, which when attatched to a sprocket creates a radius of rotation of 0.18 m. How much torque does the rider exert on the sprocket? I think I have to use the formula torque=rFsin(x) But I'm not sure if that's ... 
Physics
A 97 dodge neon locks it's brakes up and skids 15 ft before hitting a motorcyclist then continues to skid another 130 ft without throwing the rider or motorcycle out from in front of the car. The only damage to car is busted head light and bumper comes off the motorcyclist ... 
Physics
An airplane needs to accelerate at 4.7 m/s2 to reach takeoff speed before reaching the end of the runway. The mass of the airplane is 4500 kg. How much force is needed from the engines? 
Mechanic Science
A motorcycle starts from rest with constant acceleration of 1.5m/s^2 until it achieves velocity of 15m/s. The motorcycle decelerate until it stop 12s. Determine: 1) the deceleration of motorcycle 2) distance traveled by the motorcycle 
phys
Imagine a motorcycle rider moving with a speed 0.7c past a stationary observer. If the rider tosses a ball in the forward direction with a speed of 0.6c, relative to himself, what is the speed of the ball as seen by the stationary observer? Ans in units of c. The addition of ... 
physics
The Ferris Wheel in the figure below is a vertical, circular amusement ride with radius 10 m. Riders sit on seats that swivel to remain horizontal. The Ferris Wheel rotates at a constant rate, going around once in 11 s. Consider a rider whose mass is 59 kg. part1 At the bottom... 
Physics
A motorcycle has a constant speed of 24.0 m/s as it passes over the top of a hill whose radius of curvature is 129 m. The mass of the motorcycle and driver is 330 kg. Find the magnitude of (a) the centripetal force and (b) the normal force that acts on the cycle. I found the ... 
science physics
A car is traveling at a steady 90 km/h in a 50 km/h zone. A police motorcycle takes off at the instant the car passes it, accelerating at a steady 7.3 m/s/s.How much time elapses before the motorcycle is moving as fast as the car? How far is the motorcycle from the car when it... 
[hysics
A powerful motorcycle can accelerate from rest to 24.8 m/s (55 mi/h) in only 5.90 s 
physics
A powerful motorcycle can accelerate from rest to 24.8 m/s (55 mi/h) in only 5.90 s 
physics10
A sled of mass 51 kg is pulled along snowcovered, flat ground. The static friction coefficient is 0.30, and the sliding friction coefficient is 0.10. (a) What does the sled weigh? (b) What force will be needed to start the sled moving? (c) What force is needed to keep the ... 
math homework help
motorcycle company invested 250,000 at 4.5% compounded monthly to be used for the expansion of their manufacturing facilities how much will available for the project in 3.5 years? 
physics
A force of 20 N is needed to overcome a frictional force if 5 N and accelerate a 3 kg mass across a floor. What is the acceleration of the mass? 
Physics
2. A person would like to jump over a river using a motorcycle and a ramp. The frictionless ramp is inclined at an angle of 42.5 degrees, has a length of 52 meters, and the motorcycle's engine produces a constant force of 915 Newton’s directed up the ramp, parallel to the ... 
Physics
an 88kg cardboard box is being pulled along a level floor. the coefficient of static friction between the box and the floor is 0.23, and the sliding friction is 0.12. What is the weight of the box? What force is needed to start the box moving? What force is needed to keep the ... 
helpppp
the fernrod motorcycle company invested 250,000 at 4.5% compounded monthly to be used for the expansion of their manufacturing facilities. how much money will be aviable for the project 3.5 years? 
physics
What force is needed to accelerate a child on a sled (total mass = 65.0 kg) at 1.75 m/s^2 
science
What net force is needed to accelerate a 25kg cart at 14m/s2?