Question

iective Type Questions
Answer the following.
(a) What is a star?
(6) How is a constellation different from a galaxy
Why inner planets are called so? Name the inner planets.
d) How are Earth's movements significant
) What is a natural satellite? Describe Earth's natural satellite.
How are artificial satellites useful?
e Choice Questions (MCQs)​

Answer 1

Answer:

a)=star is a small ball of fire

b)=Inner planet name is Mercury,venus,Earth and mars

Answer 2

Answer:

a ans) The hot balls of gases that give out heat and light is called star

6 ans) A constellation is the imaginary pattern formed by a few stars. There are 81 known constellations. A galaxy is group of millions or even billions of stars, and it's planets and satellites and all of the stuff. Galaxies can be of these shapes- Spiral, barred spiral, elliptical and irregular. There are quadrillion a of galaxies in the OBSERVABLE universe. Hope the answer was helpful.

a planet whose orbit lies within the asteroid belt,are called inner planets .

Name of the inner planets are Mercury, Venus, Earth, or Mars.

d)) The Earth rotates towards the east. As viewed from the North Star Polaris, the Earth turns counter-clockwise

) ans ). A natural satellite is any celestial body in space that orbits around a larger body. Moons are called natural satellites

because they orbit planets. ... Satellites that are made by people and launched into orbit using rockets are called artificial satellites. There are thousands of artificial satellites orbiting the Earth.

In the context of spaceflight, a satellite is an object that has been intentionally placed into orbit. These objects are called artificial satellites