49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge and comes to a stop just before reaching the bridge, how long did it take her to stop? A 1.8 s B. 2.8 s C. 3.9 s D. 5.6 s
49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge and comes to a stop just before reaching the bridge, how long did it take her to stop? A 1.8 s B. 2.8 s C. 3.9 s D. 5.6 s
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter2: Representing Motion
Section: Chapter Questions
Problem 71A
Related questions
Question
A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge and comes to a stop just before reaching the bridge, how long did it take her to stop?
![Time (seconds)
TEST1 KINEMATICS.pdf
Open with -
Which of the following correctly ranks the magnitudes o
the car from greatest to least?
ration of the stages of motion of
A.
N>P>L> M
В.
P>N>L>0
C.
O>N>P>L
D. P>N>L>M
Unit 1 1-D Kinematics
Page 20 of 24
schoolnet
48. A squirrel dropped an acorn from a branch of an oak tree. Which of these will change as the
acorn falls from the tree to the ground?
A
the mass of the acorn
В.
the force on the acorn
C.
the density of the acorn
D. the velocity of the acorn
49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a
wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge
and comes to a stop just before reaching the bridge, how long did it take her to stop?
A
1.8 s
В.
2.8 s
С.
3.9 s
D. 5.6 s
50. Mark was graphing the forward motion of four toy cars.
Toy Car Graph
Key
Car 1
Page 21
24
+
Car 3
Position](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1bd2b15b-6142-4dcc-b96e-043be9ac37b9%2Fd1889560-f5c6-4e26-bb88-0fb99cf4fe6b%2Fwgvco9_processed.png&w=3840&q=75)
Transcribed Image Text:Time (seconds)
TEST1 KINEMATICS.pdf
Open with -
Which of the following correctly ranks the magnitudes o
the car from greatest to least?
ration of the stages of motion of
A.
N>P>L> M
В.
P>N>L>0
C.
O>N>P>L
D. P>N>L>M
Unit 1 1-D Kinematics
Page 20 of 24
schoolnet
48. A squirrel dropped an acorn from a branch of an oak tree. Which of these will change as the
acorn falls from the tree to the ground?
A
the mass of the acorn
В.
the force on the acorn
C.
the density of the acorn
D. the velocity of the acorn
49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a
wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge
and comes to a stop just before reaching the bridge, how long did it take her to stop?
A
1.8 s
В.
2.8 s
С.
3.9 s
D. 5.6 s
50. Mark was graphing the forward motion of four toy cars.
Toy Car Graph
Key
Car 1
Page 21
24
+
Car 3
Position
![Time (seconds)
Which of the following correctly ranks the magnitudes of acceleration of the stages of motion of
the car from greatest to least?
A
N>P>L>M
B. P>N>L >0
C.
O>N>P>L
D. P>N>L> M
Unit 1 1-D Kinematics
Page 20 of 24
schoolnet
48. A squirrel dropped an acorn from a branch of an oak tree. Which of these will change as the
acorn falls from the tree to the ground?
A
the mass of the acorn
В.
the force on the acorn
C.
the density of the acorn
D. the velocity of the acorn
49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a
wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge
and comes to a stop just before reaching the bridge, how long did it take her to stop?
A 1.8 s
B. 2.8 s
C. 3.9 s
D. 5.6 s
50. Mark was graphing the forward motion of four toy cars.
Toy Car Graph
Key
Car 1
Car 2 .......
Car 3 - -
Position](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1bd2b15b-6142-4dcc-b96e-043be9ac37b9%2Fd1889560-f5c6-4e26-bb88-0fb99cf4fe6b%2Fsmu5udf_processed.png&w=3840&q=75)
Transcribed Image Text:Time (seconds)
Which of the following correctly ranks the magnitudes of acceleration of the stages of motion of
the car from greatest to least?
A
N>P>L>M
B. P>N>L >0
C.
O>N>P>L
D. P>N>L> M
Unit 1 1-D Kinematics
Page 20 of 24
schoolnet
48. A squirrel dropped an acorn from a branch of an oak tree. Which of these will change as the
acorn falls from the tree to the ground?
A
the mass of the acorn
В.
the force on the acorn
C.
the density of the acorn
D. the velocity of the acorn
49. A mountain biker cycling a trail traveling at 5.4 m/s begins to slow down when she notices a
wooden bridge ahead has flooded. If she begins braking when she is 15.0 m from the bridge
and comes to a stop just before reaching the bridge, how long did it take her to stop?
A 1.8 s
B. 2.8 s
C. 3.9 s
D. 5.6 s
50. Mark was graphing the forward motion of four toy cars.
Toy Car Graph
Key
Car 1
Car 2 .......
Car 3 - -
Position
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