I. A bus moving at 40 km/h around a curve II. A car moving at 70 km/h in a straight path III. A jeepney moving on a straight road and then slowing down to stop IV. A storm initially moving at 50 km/h northeast and then at 60 km/h east 1. Which bodies are moving with constant speed?

University Physics Volume 1
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ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter4: Motion In Two And Three Dimensions
Section: Chapter Questions
Problem 76P: A small plane flies at 200 km/h in still air. If the wind blows directly out of the west at 50 km/h,...
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Pls. answer number 1-3.

For items 1 to 3, refer to the following:
A bus moving at 40 km/h around a curve
II. A car moving at 70 km/h in a straight path
II. A jeepney moving on a straight road and then slowing down to stop
IV. A storm initially moving at 50 km/h northeast and then at 60 km/h east
I.
1.
Which bodies are moving with constant speed?
a. I and Il only
b. I and IV only
II and IV only
d. II, III, and IV only
С.
2.
Which bodies are moving with constant velocity?
III only
a. I only
b. Il only
С.
d. IV only
3.
Which bodies are accelerating?
I and IV only
Il and II only
III and IV only
d. I, II, and IV only
а.
C.
b.
Transcribed Image Text:For items 1 to 3, refer to the following: A bus moving at 40 km/h around a curve II. A car moving at 70 km/h in a straight path II. A jeepney moving on a straight road and then slowing down to stop IV. A storm initially moving at 50 km/h northeast and then at 60 km/h east I. 1. Which bodies are moving with constant speed? a. I and Il only b. I and IV only II and IV only d. II, III, and IV only С. 2. Which bodies are moving with constant velocity? III only a. I only b. Il only С. d. IV only 3. Which bodies are accelerating? I and IV only Il and II only III and IV only d. I, II, and IV only а. C. b.
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