11:23 43 4Time (s)2 of 12156. Jen made a diagram to compare speed and velocity. Which label belongs in the area markedX?a. Is always constantb. Has directionc. Includes magnituded. Depends on a referenceframeSpeedVelocity7. A train travels 600 km in 4 hours. What is the speed of the train?a. 0.007 km/h b. 604 km/h c. 150 km/h d. 2,400 km/h8. The free-body diagrams of four objects are shown. Which object has a net force of -5 Nc. Ydown?a. Wb. Xd. Z1F,= 20 N20NF= 10 NF- 15 NF--10 N F= 10 NF,=-15 N F,- 15 NF,=-10 N F, = 20 NF,= -15 N JÉ = 10 NF=-10 NVF =-15NF--15 NVF, = -25 NWXY9. A skateboard rider starts from rest and maintains a constant acceleration of + 0.50 m/s? for8.4 s. What is the rider's displacement during this time?a. 10 mb. 14 mс. 18 md. 22 m10. A sports car can move 100.0 m in the first 4.5 s of uniform acceleration. Find the car'sacceleration.a. 9.9 m/sb. 12.5 m/sc. 25.2 m/sd. 45.8 m/s11. A rolling ball has an initial velocity of -1.6 m/s. If the ball has a constant acceleration of -0.33m/s, what is its velocity after 3.6 sa. - 1.2 m/sb. -2.8 m/sC. -3.4 m/sd. -4.4 m/s12. According to Newton'sin motion with a constant velocity.law, an object with no net force acting on it remains at rest ora. firstb. secondc. thirdd. universal13. If you push against a wall, the wall pushes back against you with_force.b. lessc. equald. moreа. поthe car's acceleration.14. A car manufacturer waWhich changes should the engineers consider making to the design?

Answered: Image /qna-images/answer/d9889290-1fab-4a55-83d2-310251659590.jpg

6. Jen made a diagram to compare speed and velocity. Which label belongs in the area marked a. Is always constant b. Has direction c. Includes magnitude d. Depends on a reference X? frame Speed Velocity 7. A train travels 600 km in 4 hours. What is the speed of the train? a. 0.007 km/h b. 604 km/h c. 150 km/h d. 2,400 km/h

6. Jen made a diagram to compare speed and velocity. Which label belongs in the area marked a. Is always constant b. Has direction c. Includes magnitude d. Depends on a reference X? frame Speed Velocity 7. A train travels 600 km in 4 hours. What is the speed of the train? a. 0.007 km/h b. 604 km/h c. 150 km/h d. 2,400 km/h

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

11:23 4
3 4
Time (s)
2 of 12
1
5
6. Jen made a diagram to compare speed and velocity. Which label belongs in the area marked
X?
a. Is always constant
b. Has direction
c. Includes magnitude
d. Depends on a reference
frame
Speed
Velocity
7. A train travels 600 km in 4 hours. What is the speed of the train?
a. 0.007 km/h b. 604 km/h c. 150 km/h d. 2,400 km/h
8. The free-body diagrams of four objects are shown. Which object has a net force of -5 N
c. Y
down?
a. W
b. X
d. Z
1F,= 20 N
20N
F= 10 N
F- 15 N
F--10 N F= 10 N
F,=-15 N F,- 15 N
F,=-10 N F, = 20 N
F,= -15 N JÉ = 10 N
F=-10 N
VF =-15N
F--15 N
VF, = -25 N
W
X
Y
9. A skateboard rider starts from rest and maintains a constant acceleration of + 0.50 m/s? for
8.4 s. What is the rider's displacement during this time?
a. 10 m
b. 14 m
с. 18 m
d. 22 m
10. A sports car can move 100.0 m in the first 4.5 s of uniform acceleration. Find the car's
acceleration.
a. 9.9 m/s
b. 12.5 m/s
c. 25.2 m/s
d. 45.8 m/s
11. A rolling ball has an initial velocity of -1.6 m/s. If the ball has a constant acceleration of -0.33
m/s, what is its velocity after 3.6 s
a. - 1.2 m/s
b. -2.8 m/s
C. -3.4 m/s
d. -4.4 m/s
12. According to Newton's
in motion with a constant velocity.
law, an object with no net force acting on it remains at rest or
a. first
b. second
c. third
d. universal
13. If you push against a wall, the wall pushes back against you with_
force.
b. less
c. equal
d. more
а. по
the car's acceleration.
14. A car manufacturer wa
Which changes should the engineers consider making to the design?

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