MCQ Science Curiosity Chapter 11 Class 8 CBSE Board Advertisement Keeping Time with the Skies 1. Why can the Moon sometimes be seen during the day?It emits its own lightIt reflects sunlight and can be visible when the Sun is upIt is always visible during the dayIt only appears during a lunar eclipseQuestion 1 of 202. What causes the Moon’s changing shapes as seen from Earth?The Earth’s shadow falling on the MoonThe Moon’s rotation on its axisThe changing angle of sunlight illuminating the Moon as it orbits EarthThe Moon’s varying distance from EarthQuestion 2 of 203. What is the name of the Moon’s phase when it appears as a full bright circle?New MoonFull MoonCrescent MoonGibbous MoonQuestion 3 of 204. What is the term for the period when the Moon’s bright portion decreases?Waxing periodWaning periodShukla PakshaFull Moon phaseQuestion 4 of 205. How long does it take for the Moon to complete one cycle of phases?About 24 hoursAbout 29.5 daysAbout 365 daysAbout 12 daysQuestion 5 of 206. What is the name of the Moon’s phase when it is not visible from Earth?Full MoonNew MoonGibbous MoonCrescent MoonQuestion 6 of 207. During which phase is the Moon easiest to spot at sunset?Waning MoonWaxing MoonNew MoonFull MoonQuestion 7 of 208. How much later does the Moon rise each day compared to the previous day?About 10 minutesAbout 30 minutesAbout 50 minutesAbout 2 hoursQuestion 8 of 209. What is the primary reason the Moon shines?It emits its own lightIt reflects sunlightIt absorbs Earth’s lightIt glows due to internal heatQuestion 9 of 2010. Which part of the Moon is always visible from Earth?The illuminated halfThe non-illuminated halfThe same half of the MoonDifferent halves depending on the dayQuestion 10 of 2011. What is the term for the Moon’s visible shapes during its cycle?EclipsesPhasesOrbitsTidesQuestion 11 of 2012. On a full Moon day, where is the Moon positioned relative to the Sun?Closest to the SunNearly opposite the SunAt a right angle to the SunBehind the EarthQuestion 12 of 2013. What is the name of the phase when more than half but not all of the illuminated Moon is visible?Crescent phaseGibbous phaseFull Moon phaseNew Moon phaseQuestion 13 of 2014. What causes the Moon to appear closer to the Sun in the sky as its bright portion decreases?The Moon’s rotation slows downThe Moon moves closer to the Sun in its orbitThe Earth’s shadow covers part of the MoonThe Moon’s orbit brings it closer to the Sun’s position as seen from EarthQuestion 14 of 2015. What is the primary cause of the Moon’s phases?Earth’s shadow on the MoonThe Moon’s own light emissionThe relative positions of the Sun, Moon, and EarthThe Moon’s changing shapeQuestion 15 of 2016. Why do lunar eclipses not occur every month?The Moon’s orbit is tilted relative to Earth’s orbit around the SunThe Moon is too far from EarthThe Sun’s light is too weakThe Earth’s shadow is too smallQuestion 16 of 2017. What is the basis for measuring a day in a solar calendar?The Moon’s phasesThe Earth’s rotation on its axisThe Earth’s revolution around the SunThe Moon’s revolution around EarthQuestion 17 of 2018. How long is the average solar day?12 hours24 hours29.5 days365 daysQuestion 18 of 2019. What natural cycle defines a month?The Earth’s rotationThe Moon’s phasesThe Earth’s revolution around the SunThe Sun’s movement across the skyQuestion 19 of 2020. What defines a solar year?The Moon’s revolution around EarthThe Earth’s rotation on its axisThe Earth’s revolution around the SunThe Moon’s phasesQuestion 20 of 20 Loading...
Leave a Reply