College Physics
7th Edition
ISBN: 9780321601834
Author: Jerry D. Wilson, Anthony J. Buffa, Bo Lou
Publisher: Addison-Wesley
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Chapter 1, Problem 69E
(a)
To determine
The average speed of the car.
(b)
To determine
The average speed of the car.
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Chapter 1 Solutions
College Physics
Ch. 1 - Prob. 1MCQCh. 1 - The only SI standard represented by material...Ch. 1 - Which of the following is the SI base unit for (a)...Ch. 1 - Prob. 4MCQCh. 1 -
The prefix giga- means (a) 10−9, (b) 109, (c)...Ch. 1 - The prefix micro- means (a) 106, (b) 10–6, (c)...Ch. 1 - A new technology is concerned with objects the...Ch. 1 -
Which of the following has the greatest volume:...Ch. 1 - Which of the following metric prefixes is the...Ch. 1 - Both sides of an equation are equal in (a)...
Ch. 1 - Unit analysis of an equation cannot tell you if...Ch. 1 - Prob. 12MCQCh. 1 - Prob. 13MCQCh. 1 - You have a quantity of water and wish to express...Ch. 1 - Which of the following has the greatest number of...Ch. 1 - Which of the following numbers has four...Ch. 1 - Prob. 17MCQCh. 1 - An important step in problem solving before...Ch. 1 - Prob. 19MCQCh. 1 - In order-of-magnitude calculations, you should (a)...Ch. 1 - Prob. 1CQCh. 1 - Why is weight not a base quantity?
Ch. 1 - What replaced the original definition of the...Ch. 1 - Give a couple of major differences between the SI...Ch. 1 - If a fellow student tells you he saw a 3-cm-long...Ch. 1 - Prob. 6CQCh. 1 - Explain why a metric ton is equivalent to 1000...Ch. 1 - Prob. 8CQCh. 1 - Prob. 9CQCh. 1 - Prob. 10CQCh. 1 - Prob. 11CQCh. 1 - Prob. 12CQCh. 1 - Prob. 13CQCh. 1 - Prob. 14CQCh. 1 - Prob. 15CQCh. 1 - Are all the significant figures reported for a...Ch. 1 - Prob. 17CQCh. 1 - Prob. 18CQCh. 1 - What are the main steps in the problem-solving...Ch. 1 - When you do order-of-magnitude calculations,...Ch. 1 - When doing an order-of-magnitude calculation, how...Ch. 1 - Prob. 22CQCh. 1 -
Is the following statement reasonable? It took...Ch. 1 - Is the following statement reasonable? A car...Ch. 1 -
The metric system is a decimal (base-10) system,...Ch. 1 - (a) In the British system, 16 oz = 1 pt and 16 oz...Ch. 1 - Convert the following: (a) 40 000 000 bytes to MB,...Ch. 1 - A sailor tells you that if his ship is traveling...Ch. 1 - Prob. 5ECh. 1 - Prob. 6ECh. 1 - Prob. 7ECh. 1 - Prob. 8ECh. 1 - Prob. 9ECh. 1 - Prob. 10ECh. 1 - The general equation for a parabola is y = ax2 +...Ch. 1 - Prob. 12ECh. 1 - Prob. 13ECh. 1 - Prob. 14ECh. 1 - Is the equation for the area of a trapezoid, ,...Ch. 1 - Newton’s second law of motion (Section 4.3) is...Ch. 1 - Prob. 17ECh. 1 - Prob. 18ECh. 1 - Figure 1.8 (top) shows the elevation of a location...Ch. 1 - (a) If you wanted to express your height with the...Ch. 1 - Prob. 21ECh. 1 - Prob. 22ECh. 1 - Prob. 23ECh. 1 - Prob. 24ECh. 1 - Prob. 25ECh. 1 - Prob. 26ECh. 1 - Prob. 27ECh. 1 - Prob. 28ECh. 1 - (a) Which of the following represents the greatest...Ch. 1 - Prob. 30ECh. 1 - Prob. 31ECh. 1 - Prob. 32ECh. 1 - Prob. 33ECh. 1 - Prob. 34ECh. 1 - Fig. 1.18 is a picture of red blood cells seen...Ch. 1 - A student was 18 in. long when she was born. She...Ch. 1 - How many minutes of arc does the Earth rotate in 1...Ch. 1 - Prob. 38ECh. 1 - The Roman Coliseum used to be flooded with water...Ch. 1 - In the Bible, Noah is instructed to build an ark...Ch. 1 - Express the length 50 500 μm (micrometers) in...Ch. 1 - Prob. 42ECh. 1 - Prob. 43ECh. 1 - Express each of the numbers in Exercise 43 with...Ch. 1 - Round the following numbers to two significant...Ch. 1 - Prob. 46ECh. 1 - Prob. 47ECh. 1 - The interior storage compartment of a restaurant...Ch. 1 - The top of a rectangular table measures 1.245 m by...Ch. 1 - Prob. 50ECh. 1 - Prob. 51ECh. 1 - Prob. 52ECh. 1 - Work this exercise by the two given procedures as...Ch. 1 - Prob. 54ECh. 1 - Prob. 55ECh. 1 - Prob. 56ECh. 1 - Prob. 57ECh. 1 - The thickness of the numbered pages of a textbook...Ch. 1 - The mass of the Earth is 5.98 × 1024 kg. What is...Ch. 1 - To go to a football stadium from your house, you...Ch. 1 - Two chains of length 1.0 m are used to support a...Ch. 1 - Tony’s Pizza Palace sells a medium 9.0-in....Ch. 1 - Two students go into Tony’s Pizza Palace and order...Ch. 1 - In Fig. 1.22, which black region has the greater...Ch. 1 - The Channel Tunnel, or “Chunnel,” which runs under...Ch. 1 - Human adult blood contains, on average, 7000/mm3...Ch. 1 - The average number of hairs on the normal human...Ch. 1 - A car is driven 13 mi east and then a certain...Ch. 1 -
At the Indianapolis 500 time trials, each car...Ch. 1 - Approximately 118 mi wide, 307 mi long, and...Ch. 1 - In the Tour de Franco, a bicyclist races up two...Ch. 1 - A student wants to determine the distance from the...Ch. 1 - A farmer owns a piece of land in the shape of an...Ch. 1 - In a radioactivity experiment, a solid lead brick...Ch. 1 - Approximately 118 mi wide, 307 mi long, and...Ch. 1 - Two separate seismograph stations receive...Ch. 1 - You are sailing a radio-controlled model powerboat...Ch. 1 - Prob. 78E
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- 13. A 0.30 kg soccer ball is released from the top of a 10 m building. The ball strikes the ground with a speed of 12 m/s. Use the conservation of energy to determine the energy lost due to the work done by air resistance. a. 7.8 J C. 21.6 J b. d. 13.2 J 29.4 J 14. If a mass of 0.65 kg attached to a vertical spring stretches the spring 4.0 cm from it's original equilibrium position, what is the spring constant? 3 a. 0.27 N/m b. 16 N/m C. 60 N/m d. 160 N/marrow_forward10. When an object doubles its speed, the kinetic energy increases by a factor of a. 1 C. 2 e. 4 b. 6 d. 8 11. If the mass of a car is doubled and its speed is cut in half, then the kinetic energy changes by a factor of a. 0.25 C. e. 0.5 1 b. 2 d. 4 12. Two marbles of the same mass collide head-on. The first marble moves at 11 cm/s to the right. The second marble moves at 18 cm/s to the left. After the collision, the first marble moves at 16 cm/s to the left. What is the velocity of the second marble? a. 23 cm/s [right] b. 16 cm / s [left] C. 9.0 cm/s [right] d. 11 cm/s [left]arrow_forwardPls help on all asked questionsarrow_forward
- Pls help on all asked questionsarrow_forward17. What is the direction of the net force on a satellite moving in a circular orbit around Earth? a. tangentially, in the same direction as the satellite's motion b. radially inward, toward the centre of the earth c. radially outward, away from the centre of the earth d. tangentially, in the opposite direction to the satellite's motion 18. Two satellites of different masses complete perfectly circular orbits around Earth at the same altitude. Choose the most correct statement regarding the satellites. a. The satellite with the larger mass must have a larger tangential velocity. b. The satellite with the larger mass experiences a greater force of attraction from the earth. C. The satellite with the larger mass has a longer period of rotation. d. The satellite with the smaller mass must have a larger tangential velocity.arrow_forward8. A baseball is thrown vertically into the air. The instantaneous acceleration of the ball at the highest point in its travel is: a) changing from 9.8 m/s² [down] to 9.8 m/s² [up] c) changing from 9.8 m/s² [up] to 9.8 m/s² [down] e) 0.0 m/s² 9. Which is an example of an inelastic collision? b) 9.8 m/s² [up] d) 9.8 m/s² [down] a. the landing of a snowball on a car as it drives along b. a billiard shot where the two balls end up in different holes of the billiard table C. the collision of two bumper cars that separate in opposite directions d. none of the abovearrow_forward
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