When there are two roads leads in the same destination. What do we call is the shortest distance travel by a car?   A. displacement   B. distance   C. motion   D. reference point   2. When an object accelerates due to gravity, what type of

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter8: Momentum And Collisions
Section8.7: Motion Of A System Of Particles
Problem 8.6QQ
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1. When there are two roads leads in the same destination. What do we call is the shortest distance travel by a car?
 
A. displacement
 
B. distance
 
C. motion
 
D. reference point
 
2. When an object accelerates due to gravity, what type of motion is present?
 
A. Horizontal Motion
 
B. Vertical Motion
 
C. Projectile Motion
 
D. Uniform accelerated Motion
 
3. What is an object in motion, both horizontal and vertical, but don’t affect the other, and the ball is influenced significantly only by the downward force of gravity?
 
A. Free-fall
 
B. Momenta
 
C. Projectile
 
D. Range
4. If you are driving an automobile and you stopped at the red light, which of the following is true?
 
A. Acceleration is zero
 
B. Initial velocity is zero
 
C. Final Velocity is zero
 
D. Displacement is zero
5. Which of the following will result in negative acceleration?
 
A. A car going east continues to go east and speeds up.
 
B. A car going west continues to go west and slows down.
 
C. A car going south continues to go south and speeds up.
 
D. A car is not moving.
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