Page 93 - CT&AI_CLasa_7_Part_1

5. The Earth completes one revolution in about (a) Corona
365 days and 6 hours. These extra 6 hours
are the reason for (Pattern Recognition) (b) Diamond Ring Effect

(a) leap years every four years
(c) Penumbra glow
(b) longer days in summer
(d) Transit of Venus
(c) the tilt of the Earth’s axis

(d) the change in star patterns at night. 8. A student in Pune observes the Big Dipper
at 9 PM and again at 1 AM. The constellation
6. In the diagram of Earth’s orbit, which position appears to shift around the Pole Star. Which
shows the Summer Solstice in the Northern principle explains this observation?
Hemisphere? (Pattern Recognition)
(Decomposition)
Tipped axis
Spring North pole (a) Revolution of Earth around the Sun
Earth's
orbit South (b) Rotation of Earth on its axis
pole
(c) Tilt of Earth’s axis
Sun
Equator
(d) Revolution of Moon around Earth
Summer Winter
9. In the given figure, the Moon is fully inside
Earth’s umbra. What phenomenon occurs?
(Pattern Recognition)
Autumn

(a) March Equinox Earth's
orbit
(b) September Equinox

Earth Moon
(c) June Solstice

(d) December Solstice Sun Moon's orbit

7. This image shows a bright flash at the edge
of the Moon during an eclipse. What is this (a) Partial lunar eclipse
phenomenon called? (Pattern Recognition)
(b) Total lunar eclipse

(c) Solar eclipse

(d) Transit of Venus

Earth, Moon, and the Sun 91