Question

10
Our World: Then and Now - 1
E Think and answer.
1. Why does the sun appear to move from east to west on the earth?
2. Why is Neptune the coldest planet? Because it is the fauthen
3. Why do we always seethe same side of the moon?
4. State the similarities and differences between a planet and a dwarf planet.
F Fill in the blanks.​

Answer 1

Answer:

option 1 and 3 is right

Explalination :

Because Earth rotates on its axis from west to east, the Moon and the Sun (and all other celestial objects) appear to move from east to west across the sky. Viewed from above, however, the Moon orbits Earth in the same direction as our planet rotates.

Answer 2

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Differences

• The Sun is made up of hot clouds of gases, but the Earth and the moon are simply made up of rocks.

• The moon revolves around the Earth, the Earth revolves around the Sun and the Sun revolves around its own axis.

• The earth is a planet, the Sun is a star and the moon is a natural satellite.

• The Sun and the Earth doesn't change its shape but the moon continuously changes its shape( means it appears to be changing shapes).

• The Earth takes 365 days to complete one revolution around the Sun and this time period is termed as a year. The moon takes 29.53 days(30 days for approx) to complete its revolution around the Earth and this time period is termed as lunar month.

• The Sun emits its own light, the moon reflect the light of the sun and the Earth traps some of the heat and light of the Sun.

Similarities :-

• The moon and the sun both don't sustain life as it doesn't have the necessity elements in it.

• The Sun and the Earth both have hotter core, i.e. there surface is much more cooler than that of its core.

• The Sun, the Earth and the moon all are situated in the same galaxy.

• The Sun, Moon and The Earth are some what spherical in shape.

• The Sun and the Moon have no change in weather, the weather is the same all the time.

HOPE IT HELPS✌️❣️