Physical Universe
16th Edition
ISBN: 9780077862619
Author: KRAUSKOPF, Konrad B. (konrad Bates), Beiser, Arthur
Publisher: Mcgraw-hill Education,
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Textbook Question
Chapter 1, Problem 17MC
Tides are caused
- a. only by the sun
- b. only by the moon
- c. by both the sun and the moon
- d. sometimes by the sun and sometimes by the moon
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Quèstion 19
The weight of 2 kilograms of iron on Earth's surface is
OA. the same on the moon.
B. greater on the moon.
C. less on the moon.
D. zero.
E. None of them
Choose all that apply to spring tide
A.
when the Sun,Earth and Moon are aligned,the tides due to the Sun and the Moon coincide.
B.
spring tides happen in Spring season.
C.
Higher than average high tides and lower than average low tides.
D.
when the Sun,Earth and Moon are aligned,the tides due to the Sun and the Moon partly cancel..
Each year, the radius of the moon’s orbit increases by about 3.8 cm. How does this change affect the length of a month?A. A month gets longer.B. A month gets shorter.C. The length of a month stays the same.
Chapter 1 Solutions
Physical Universe
Ch. 1 - The scientific method is a. continuing process b....Ch. 1 - A scientific law or theory is valid a. forever b....Ch. 1 - A hypothesis is a. a new scientific idea b. a...Ch. 1 - The ongoing evolution of living things a. is one...Ch. 1 - The object in the sky that apparently moves least...Ch. 1 - A constellation is a. an especially bright star b....Ch. 1 - Which of the following is no longer considered...Ch. 1 - A planet not visible to the naked eye is a. Mars...Ch. 1 - The planet closest to the sun is a. earth b. Venus...Ch. 1 - Prob. 10MC
Ch. 1 - Kepler modified the copernican system by showing...Ch. 1 - The speed of a planet in its orbit around the sun...Ch. 1 - According to Keplers third law, the time needed...Ch. 1 - The law of gravity a. applies only to large bodies...Ch. 1 - The earth bulges slightly at the equator and is...Ch. 1 - The usual tidal pattern in most parts of the world...Ch. 1 - Tides are caused a. only by the sun b. only by the...Ch. 1 - High tide occurs at a given place a. only when the...Ch. 1 - The prefix micro stands for a. 1/10 b. 1/100 c....Ch. 1 - A centimeter is a. 0.001 m b. 0.01 m c. 0.1 m d....Ch. 1 - Of the following, the shortest is a. 1 mm b. 0.01...Ch. 1 - Of the following, the longest is a. 1000 ft b. 500...Ch. 1 - A person is 180 cm tall. This is equivalent to a....Ch. 1 - The measurements of a room are given as length =...Ch. 1 - Prob. 1ECh. 1 - Prob. 2ECh. 1 - What is the difference between a hypothesis and a...Ch. 1 - Prob. 4ECh. 1 - According to the physicist Richard Feynman,...Ch. 1 - What does a year correspond to in terms of...Ch. 1 - You are lost in the northern hemisphere in the...Ch. 1 - In terms of what you would actually observe, what...Ch. 1 - What must be your location if the stars move...Ch. 1 - How do leap years fit into the ptolemaic system?...Ch. 1 - From observations of the moon, why would you...Ch. 1 - The sun, moon, and planets all follow...Ch. 1 - What is the basic difference between the ptolemaic...Ch. 1 - Ancient astronomers were troubled by variations in...Ch. 1 - Compare the ptolemaic and copernican explanations...Ch. 1 - What do you think is the reason scientists use an...Ch. 1 - The average distance from the earth to the sun is...Ch. 1 - As the earth revolves around the sun, some stars...Ch. 1 - Why is gravity considered a fundamental force...Ch. 1 - What, if anything, would happen to the shape of...Ch. 1 - What is the difference between spring and neap...Ch. 1 - The length of the day has varied. When did the...Ch. 1 - The earth takes almost exactly 24 h to make a...Ch. 1 - Does the sun or the moon have the greater...Ch. 1 - In the following pairs of length units, which is...Ch. 1 - A European driving from Paris to Brussels finds...Ch. 1 - The worlds tallest tree is a sequoia in California...Ch. 1 - The diameter of an atom is roughly 104 times the...Ch. 1 - How many square feet are there in an area of 1.00...Ch. 1 - A swimming pool is 20.00 m long, 7.00 m wide, and...Ch. 1 - The speedometer of a European car gives its speed...Ch. 1 - A horse galloped a mile in 2 min 35 s. What was...Ch. 1 - How many microphones are there in a megaphone?Ch. 1 - Use the proper number of significant figures to...Ch. 1 - Prob. 35E
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- A high tide is occurring at Charleston, South Carolina (33N, 84W). (a) What other longitude is also experiencing a high tide? (b) What two longitudes are experiencing low tides?arrow_forwardA low tide is occurring at Galveston, Texas (29N, 95W). (a) What other longitude is also experiencing a low tide? (b) What two longitudes are experiencing high tides?arrow_forwardToday at the beach you see the highest of all high tides during the last month. You see the Moon in the daytime sky. What is the most likely Moon phase? Why?arrow_forward
- Explain why you might describe the orbital motion of the Moon with the statement, “The Moon is falling.”arrow_forwardWhy should the eccentricity of Earth’s orbit make winter in the Northern Hemisphere different from winter in the Southern Hemisphere?arrow_forwardWhat evidence can you cite that planets orbit other stars?arrow_forward
- Determine the month and day when the Sun is at maximum altitude for an observer in Washington, D.C. (39N). What is the altitude of the Sun at this time? Answer: on or about June 21, 74.5arrow_forwardThe friction created when tidal forces move ocean waters over the seabeds a. causes the lunar phases. b. slows the rotation of Earth, gradually making the days longer c. forces the moon to approach Earth. d. has no effect on Earth. e. has no effect on the moon.arrow_forwardE16. The time separating high tides is 12 hours and 25 minutes. If high tide occurs at 3:10 p.m. one afternoon, a. At what time will high tide occur the next afternoon? b. When would you expect low tides to occur the next dayarrow_forward
- 1. The reason that there are two daily tides on Earth is that one occurs when the sun is overhead and the other when the Moon is overhead. True or False 2. Tides are approximately 24 hours apart. True or Falsearrow_forward1. The tides are present on earth because... A) the sun causes the earth to orbit B) the moon has a negligible gravitational effect on the earth except for in the oceans C) there is a different force of gravity acting on either side of the earth resulting from the moon D) tectonic plates shift as the earth rotates causing the water levels to vary.arrow_forwardAccording to Lunar Laser Ranging experiments the average distance LM from the Earth to the Moon is approximately 3.85 × 10° km. The Moon orbits the Earth and completes one revolution in approximately 27.5 days (a sidereal month). How can the mass of the Earth be calculated using the information above? Select the correct statements. Select one or more: O a. Use Newton's third law. O b. Use Newton's first law. c. Use Coulombs law. O d. Use Newton's second law.arrow_forward
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