Neap tides occur when the().
A、Moon is in its first quarter and third quarter phases
B、Sun and Moon are on opposite sides of the Earth
C、Moon's declination is maximum and opposite to that of the Sun
D、Sun and Moon are in conjunction
A、Moon is in its first quarter and third quarter phases
B、Sun and Moon are on opposite sides of the Earth
C、Moon's declination is maximum and opposite to that of the Sun
D、Sun and Moon are in conjunction
A、at a new or full Moon B、when the Sun,Moon,and Earth are in line C、at approximately 28-day intervals D、when the Moon is at quadrature
A、at a new or full Moon B、when the Sun,Moon,and Earth are in line C、at approximately 28-day intervals D、when the Moon is at quadrature
A、only one high and one low water occur during a lunar day B、the high tide is higher and the low tide is lower than usual C、the high tide and low tide are exactly six hours apart D、two high tides occur during a lunar day
A、only one high and one low water occur during a lunar day B、the high tide is higher and the low tide is lower than usual C、the high tide and low tide are exactly six hours apart D、two high tides occur during a lunar day
A、only one high and one low water occur during a lunar day B、the high tide is higher and the low tide is lower than usual C、the high tide and low tide are exactly six hours apart D、two high tides occur during a lunar day
A、Moon is in its first quarter and third quarter phases B、Sun and Moon are on opposite sides of the Earth C、Moon's declination is maximum and opposite to that of the Sun D、Sun and Moon are in conjunction
A、They occur only at quadrature B、They occur when the Moon is nearest the Earth C、They cause diurnal tides to become mixed D、They have a decreased range from normal
A、at the start of spring,when the Sun is nearly over the equator B、only when the Sun and Moon are on the same sides of the Earth and are nearly in line C、when the Sun and Moon are at approximately 90°to each other,as seen from the Earth D、when the Sun,Moon,and Earth are nearly in line,regardless of alignment order
A、At the start of spring,when the Sun is nearly over the equator B、Only when the Sun and Moon are on the same sides of the Earth and are nearly in line C、When the Sun and Moon are at approximately 90° to each other,as seen from the Earth D、When the Sun,Moon,and Earth are nearly in line,regardless of alignment order