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Activity 4.1.2
UNIFORMLY ACCELERATED MOTION: HORIZONTAL
OBJECTIVES
Solve problems involving uniformly accelerated horizontal motion
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PROCEDURE
Sample Problems.
Answer the following problems on uniformly accelerated horizontal motion. Box your final answer.
1.
Given:
From rest, a car accelerated at 8 m/s2 for 10 seconds.
a) What is the position of the car at the end of the 10 seconds?
b) What is the velocity of the car at the end of the 10 seconds?
Solution:
Find:
Given:
Solution:
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2.
Given:
A car accelerates uniformly from 0 to 20 m/s in 11.5 s
a) What is the acceleration of the car?
b) What is the position of the car by the time it reaches the velocity of 20 m/s?
Solution:
Find:
Given:
Find:
Solution:
Practice Problems.
Answer the following problems on uniformly accelerated horizontal motion. Box your final answer.
1. With an initial velocity of 5 m/s, a truck accelerated at 10 m/s 2 for 10 seconds.
a) What is the position of the truck at the end of the 10 seconds?
b) What is the velocity of the truck at the end of the 10 seconds?
Given:
Solution:
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Given:
Solution:
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A car is traveling 30 m/s when the driver steps on the brake slowing the car down at a rate of 3 m/s2. How long and
what distance will be required for the car to stop on dry pavement?
Given:
Solution:
2.
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Solution:
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3. A car accelerates uniformly from rest to a final speed of 23 m/s in 8 seconds. How far does it travel?
Given:
Solution:
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4. What acceleration did the car in #3 experience?
Given:
Solution:
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