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Moon/Tides
Moon and tides
Question | Answer |
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The Moon revolves around Earth about once a _____. A) week B) month C) season D) year | B |
Which statement best explains why the same side of the Moon always faces Earth? A)Moon revolves around Earth and rotates in about the same amount of time. B)The Moon and Earth rotate in the same amount of time. | A |
What is the main reason the Moon can be seen from Earth? A) The Moon reflects light from Earth. B) The Moon is a glowing ball of gas. C) The Moon reflects sunlight. D) The Moon emits its own light. | C |
As the Moon revolves around Earth, the Moon _____. A) always keeps the same side facing Earth B) does not rotate on its axis C) turns its entire surface toward Earth D) does not reflect sunlight during Earth’s daytime | A |
The lunar cycle is completed in about a month because _____. A) the Moon rotates once on its axis B) Earth revolves once around the Sun C) the Sun makes one full orbit D) the Moon revolves once around Earth | D |
Phases of the Moon depend on how much _____. A) distance is between Earth and the Moon B) of the lighted side of the Moon faces Earth C) shadow Earth makes on the Moon D) shadow the Moon makes on Earth | B |
Half the Moon surface facing Earth is lit up and visible from Earth during which phases? A) New moon and full moon B) First quarter and last quarter C) Last quarter and new moon D) First quarter and full moon | B |
It takes about two weeks for the Moon to wax from new moon to full moon. Given this information, about how long does the Moon phase cycle last? A) 7.5 days B) 14.5 days C) 29.5 days D) 34.5 days | C |
A student watches the Moon each night for about a week. It grows from a crescent to a quarter moon. Which term best describes the Moon’s phases? A) Waxing B) Waning C) Eclipsing D) Full | A |
Waxing and waning gibbous moons are found immediately before and after a _____ moon. A) full B) first quarter C) last quarter D) new | A |
Which of the following is a necessary condition for a lunar eclipse to occur? A) The Moon must be full. B) The Moon must be waxing. C) It must be the beginning of the month. D) It must be winter in the Northern Hemisphere. | A |
A _____ occurs when the Moon moves directly between the Sun and Earth and casts a shadow on Earth. A) solar eclipse B) lunar eclipse C) waning gibbous D) waxing gibbous | A |
A solar eclipse can take place only when the Moon is in _____ phase. A) full moon B) last quarter C) new moon D) first quarter | C |
Ocean tides are caused by _____. A) the gravitational pull of the Moon and the Sun and the rotation of Earth B) wind action on the surface of ocean water near the shoreline C) plate tectonics and volcanic activity in the ocean | A |
What are the waters that bulge outward toward the Moon called? A) Neap tide B) Low tide C) High tide D) Ocean tide | C |
How are the Sun, Earth, and Moon arranged during a spring tide? A) They are in first quarter phase. B) They are in third quarter phase. C) The Moon must be at a right angle to the Sun. D) The are all aligned. | D |
The most extreme high and low tides occur when _____. A)it is nighttime B)the Sun, Earth, and Moon are at right angles to one another C)there has been a heavy rainstorm along the coastline D)the Sun, Earth, and Moon are lined up | D |
Which object has the greatest gravitational effect on Earth’s tides? A) The Moon B) The Sun C) Venus D) The space station | A |
The gravitational pull of the Moon has a greater effect than the gravi pull of the Sun on Earth’s tides because _____. A)the Sun is closer to Earth B)the Moon is closer to Earth C)the Sun is larger than the Moon D)Earth is larger than the Moon | B |
What is the most likely cause of spring tides? A) The tilt of the Earth’s axis B) An increase in Earth’s rotation C) The alignment of the Sun and Earth D) The alignment of the Sun, Earth, and the Moon | D |
Gravitational attraction between the Moon and Earth causes which of the following phenomena? A) Aurora borealis B) Earth’s magnetic field C) Lunar eclipses D) Tides | D |