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94 in x 114 in (24 cm x 29 cm) with Prongs EAR -rocket Portfolio Stenes, inc Distributed 3. A ball is thrown straight up with an initial velocity of 128 ft/sec., so that its height 844106 031076 (in feet) after t seconds is given by s(1) = -16t2 +128 A. What is the average velocity of the ball over the time intervals? a. [2, 3] b. [2, 2.5] c. [2. 2.1] B. What is the instantaneous velocity at time t 2? C. What is the instantaneous velocity at time t-5? Is the ball rising or falling? D. When will the ball hit the ground? An object is dropped from a certain height. It is known that it will fall a distance s, in s(t) = -161? A. How far will it fall in 3 sec? B. How far will it fall in 5 sec? C. What is the gverage rate of change of distance with respect to time during the period from 3 to 5 sec? (This is also average velocity). %3D 5. During the construction of a high-rise building, a worker accidentally dropped his portable electric screwdriver from a height of 400 ft. After t seconds, the screwdriver had fallen a distance of s(t) = -16t? + 400 A. How long did it take the screwdriver to hit the ground? B. What was the average velocity of the screwdriver between the times it was dropped and the time it hit the ground? C. What was the velocity of the screwdriver at the time it hit the ground? 6. The initial population in a bacteria colony is 10,000. After t hours, the colony has grown to a number P(t) given by

94 in x 114 in (24 cm x 29 cm) with Prongs EAR -rocket Portfolio Stenes, inc Distributed 3. A ball is thrown straight up with an initial velocity of 128 ft/sec., so that its height 844106 031076 (in feet) after t seconds is given by s(1) = -16t2 +128 A. What is the average velocity of the ball over the time intervals? a. [2, 3] b. [2, 2.5] c. [2. 2.1] B. What is the instantaneous velocity at time t 2? C. What is the instantaneous velocity at time t-5? Is the ball rising or falling? D. When will the ball hit the ground? An object is dropped from a certain height. It is known that it will fall a distance s, in s(t) = -161? A. How far will it fall in 3 sec? B. How far will it fall in 5 sec? C. What is the gverage rate of change of distance with respect to time during the period from 3 to 5 sec? (This is also average velocity). %3D 5. During the construction of a high-rise building, a worker accidentally dropped his portable electric screwdriver from a height of 400 ft. After t seconds, the screwdriver had fallen a distance of s(t) = -16t? + 400 A. How long did it take the screwdriver to hit the ground? B. What was the average velocity of the screwdriver between the times it was dropped and the time it hit the ground? C. What was the velocity of the screwdriver at the time it hit the ground? 6. The initial population in a bacteria colony is 10,000. After t hours, the colony has grown to a number P(t) given by

College Physics
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)...
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94 in x 114 in (24 cm x 29 cm) with Prongs EAR -rocket Portfolio Stenes, inc Distributed 3. A ball is thrown straight up with an initial velocity of 128 ft/sec., so that its height 844106 031076 (in feet) after t seconds is given by s(1) = -16t2 +128 A. What is the average velocity of the ball over the time intervals? a. [2, 3] b. [2, 2.5] c. [2. 2.1] B. What is the instantaneous velocity at time t 2? C. What is the instantaneous velocity at time t-5? Is the ball rising or falling? D. When will the ball hit the ground? An object is dropped from a certain height. It is known that it will fall a distance s, in
Transcribed Image Text:94 in x 114 in (24 cm x 29 cm) with Prongs EAR -rocket Portfolio Stenes, inc Distributed 3. A ball is thrown straight up with an initial velocity of 128 ft/sec., so that its height 844106 031076 (in feet) after t seconds is given by s(1) = -16t2 +128 A. What is the average velocity of the ball over the time intervals? a. [2, 3] b. [2, 2.5] c. [2. 2.1] B. What is the instantaneous velocity at time t 2? C. What is the instantaneous velocity at time t-5? Is the ball rising or falling? D. When will the ball hit the ground? An object is dropped from a certain height. It is known that it will fall a distance s, in
s(t) = -161? A. How far will it fall in 3 sec? B. How far will it fall in 5 sec? C. What is the gverage rate of change of distance with respect to time during the period from 3 to 5 sec? (This is also average velocity). %3D 5. During the construction of a high-rise building, a worker accidentally dropped his portable electric screwdriver from a height of 400 ft. After t seconds, the screwdriver had fallen a distance of s(t) = -16t? + 400 A. How long did it take the screwdriver to hit the ground? B. What was the average velocity of the screwdriver between the times it was dropped and the time it hit the ground? C. What was the velocity of the screwdriver at the time it hit the ground? 6. The initial population in a bacteria colony is 10,000. After t hours, the colony has grown to a number P(t) given by
Transcribed Image Text:s(t) = -161? A. How far will it fall in 3 sec? B. How far will it fall in 5 sec? C. What is the gverage rate of change of distance with respect to time during the period from 3 to 5 sec? (This is also average velocity). %3D 5. During the construction of a high-rise building, a worker accidentally dropped his portable electric screwdriver from a height of 400 ft. After t seconds, the screwdriver had fallen a distance of s(t) = -16t? + 400 A. How long did it take the screwdriver to hit the ground? B. What was the average velocity of the screwdriver between the times it was dropped and the time it hit the ground? C. What was the velocity of the screwdriver at the time it hit the ground? 6. The initial population in a bacteria colony is 10,000. After t hours, the colony has grown to a number P(t) given by
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