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)...
Related questions
Question
Answer the following problems and explain your answers for better understanding.
Transcribed Image Text:26.
E. Other:
27.
E. Other:
Which of the following angles has the highest vertical distance?
a. 30°
b. 45°
c. 60°
28.
78°
29.
12°
Which of the following statements correctly describes Newton's first law of motion?
A. An object will not change its velocity unless a net force acts on the object.
B. An object will change direction if a net force acts on the object.
C. An object will not move unless net force acts on the object.
D. An object will move until net force acts on the object.
60°
E. Other:
45
What is the best description of motion for B in the graph?
A
300 €
30°
E. Other:
a. The object is moving up and increasing its speed.
b. The object is moving down and decreasing its speed.
c. The object is moving at a constant speed in the negative direction.
d. The object is moving at a constant speed in the positive direction.
E. Other:
Time
. What factor is affecting the projectile as shown above?
a. air resistance
b. initial velocity
d. 78°
c. size and shape
d. launch angle
30.
A woman on a bicycle travels at 9 m/s relative to the ground as she passes a little boy on a
tricycle going in the opposite direction. If the boy is traveling at 1 m/s relative to the ground, how
fast does the boy appear to be moving relative to the woman?"
A. 10 m/s
C. 8 m/s
B. 9 m/s
D. 7 m/s
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