1. Under what conditions is the average velocity equal to the instantaneous velocity? a) when an object is moving with constant acceleration c) always b) when an object is moving with constant velocity d) never 2. The space shuttle accelerates to 28 162 km/h in 8.5 min during a launch. What is the average acceleration? a) 3300 m/s² c) 3.3 m/s² b) 13 m/s² d) 15 m/s²

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter39: Relativity
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1. Under what conditions is the average velocity equal to the instantaneous velocity?
a) when an object is moving with constant acceleration
c) always
b) when an object is moving with constant velocity
d) never
2. The space shuttle accelerates to 28 162 km/h in 8.5 min during a launch. What is the average
acceleration?
a) 3300 m/s²
c) 3.3 m/s²
b) 13 m/s²
d) 15 m/s²
Transcribed Image Text:1. Under what conditions is the average velocity equal to the instantaneous velocity? a) when an object is moving with constant acceleration c) always b) when an object is moving with constant velocity d) never 2. The space shuttle accelerates to 28 162 km/h in 8.5 min during a launch. What is the average acceleration? a) 3300 m/s² c) 3.3 m/s² b) 13 m/s² d) 15 m/s²
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