20. The graph below represents the relationship between distance and time of travel for an object moving in a straight line. Distance vs. Time E 4.0 2.0 2.0 4.0 6.0 Time (s) Determine the instantaneous speed of the object at 1.5 seconds. 2. Distance (m)

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Chapter6: Applications Of Newton's Laws
Section: Chapter Questions
Problem 76P: The CERN particle accelerator is circular with a circumference of 7.0 km. (a) What is the...
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hello please help with questions number 20,21,22,23
24. Which object had a retarding force acting on it
26. Which object traveled the greatest distance in
river
27. Which c
Base your answers to questions 15 through 19 on
the graph below, which represents the relationship
between speed and time for an object in straight-
line motion.
28. Compar
the ave
(1) less
velocity?
(2) grea
Speed vs. Time
29. An obje
motion?
(3)
per sec
4.0 met
The dis
25
Time
Time
20.
(1)
Time
2.0 sece
(1) 32
(2) 32
(4)
(2)
Time
G
23. The graph below rępresents the motion of
body moving along a straight line.
30. An obi
A 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
Time (s)
seconc
per sec
The fir
15. Calculate the acceleration of the object during
the time interval t = 3.0 seconds to t = 5.0
seconds.
(1) 26
(2) 26
16. Determine the average speed of the object
during the time interval t = 6.0 seconds to
t= 8.0 seconds.
31. The ti
Time (s)
(1) ac
(2) di-
Which quantity related to the motion of the
body is constant?
(1) speed
(2) velocity
17. Calculate the total distance traveled by the
object during the first 3.0 seconds.
18. Identify the interval during which the
magnitude of the object's acceleration is
greatest.
(3) acceleration
(4) displacement
Base your
on the fol
relationsh
object anc
19. During the interval t = 8.0 seconds to t = 10.0
seconds, the speed of the object is
(1) zero
(2) increasing
(3) decreasing
(4) constant, but not zero
Base your answers to questions 24 through 28
on the following four graphs, which represent
the relationship between speed and time for
four different objects, A, B, C, and D moving, in
a straight line.
30
30
20. The graph below represents the relationship
between distance and time of travel for an
object moving in a straight line.
20-
20-
10-
10-
Distance vs. Time
Time (s)
E 4.0
Time (s)
32. How
30-
the
2.0
30.
20-
33. Dur
10-
10-
2.0
4.0
6.0
Time (s)
Stati
Determine the instantaneous speed of the
object at 1.5 seconds.
The bra
called s
unit in
Time (s)
Time (s)
25. Which object was not accelerating?
32 Topic 2: Mechanics
Concu
the 3.0-second time interval?
Two or
concur
Distance
Speed (m/s)
(s/u) paəds
velocity (m/s)
Speed (m/s)
Speed (m/s)
Displacement (m)
Transcribed Image Text:24. Which object had a retarding force acting on it 26. Which object traveled the greatest distance in river 27. Which c Base your answers to questions 15 through 19 on the graph below, which represents the relationship between speed and time for an object in straight- line motion. 28. Compar the ave (1) less velocity? (2) grea Speed vs. Time 29. An obje motion? (3) per sec 4.0 met The dis 25 Time Time 20. (1) Time 2.0 sece (1) 32 (2) 32 (4) (2) Time G 23. The graph below rępresents the motion of body moving along a straight line. 30. An obi A 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 Time (s) seconc per sec The fir 15. Calculate the acceleration of the object during the time interval t = 3.0 seconds to t = 5.0 seconds. (1) 26 (2) 26 16. Determine the average speed of the object during the time interval t = 6.0 seconds to t= 8.0 seconds. 31. The ti Time (s) (1) ac (2) di- Which quantity related to the motion of the body is constant? (1) speed (2) velocity 17. Calculate the total distance traveled by the object during the first 3.0 seconds. 18. Identify the interval during which the magnitude of the object's acceleration is greatest. (3) acceleration (4) displacement Base your on the fol relationsh object anc 19. During the interval t = 8.0 seconds to t = 10.0 seconds, the speed of the object is (1) zero (2) increasing (3) decreasing (4) constant, but not zero Base your answers to questions 24 through 28 on the following four graphs, which represent the relationship between speed and time for four different objects, A, B, C, and D moving, in a straight line. 30 30 20. The graph below represents the relationship between distance and time of travel for an object moving in a straight line. 20- 20- 10- 10- Distance vs. Time Time (s) E 4.0 Time (s) 32. How 30- the 2.0 30. 20- 33. Dur 10- 10- 2.0 4.0 6.0 Time (s) Stati Determine the instantaneous speed of the object at 1.5 seconds. The bra called s unit in Time (s) Time (s) 25. Which object was not accelerating? 32 Topic 2: Mechanics Concu the 3.0-second time interval? Two or concur Distance Speed (m/s) (s/u) paəds velocity (m/s) Speed (m/s) Speed (m/s) Displacement (m)
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