science question..please answer quick!
posted by brandi .
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.

science question..please answer quick! 
net
a molecule having slightly negative and positive ends with regard to change.
Respond to this Question
Similar Questions

Physics/Math
A bicyclist travels in a circle of radius 35.0 m at a constant speed of 7.00 m/s. The bicyclerider mass is 72.0 kg. Calculate the magnitude of the force of friction on the bicycle from the road. Calculate the magnitude of the net … 
Physics
A 64 kg bicyclist rides his 7.7 kg bicycle with a speed of 13.5 m/s. How much work must be done by the brakes to bring the bike and rider to a stop? 
physics
A bicycle of mass 14.6 kg and a rider of mass 50kg generate a net force of 12N.How fast are they going after 2.0 seconds? 
physics
A bicycle of mass 14.6 kg and a rider of mass 50kg generate a net force of 12N.How fast are they going after 2.0 seconds? 
physics
A bicyclist travels in a circle of radius 31.0 m at a constant speed of 5.00 m/s. The bicyclerider mass is 88.0 kg. (a) Calculate the magnitude of the force of friction on the bicycle from the road. N (b) Calculate the magnitude of … 
Physics
I am having trouble with the last portion of this question. If someone can help me, I would sincerely appreciate it. A bicycle wheel has a radius R = 32.0 cm and a mass M = 1.82 kg which you may assume to be concentrated on the outside … 
Physics
I am having trouble with the last portion of this question. If someone can help me, I would sincerely appreciate it. A bicycle wheel has a radius R = 32.0 cm and a mass M = 1.82 kg which you may assume to be concentrated on the outside … 
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
The gauge pressure in both tires of a bicycle is 720 kPa. If the bicycle and the rider have a combined mass of 87.0 kg, what is the area of contact of each tire with the ground?