Answer:
A pulley is a circular disc having groove along it's circumference.
wheel and axle is an arrangement of two co-axial cylinders with different radii in which one rotates to give the rotation to another
Explanation:
False
The government in China is always formed by Communist party .
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Answer:
The solar system consists of the sun as well as everything that orbits around it including the planets, their moons, comets asteroids and more.
- water pollution
- deforestation
- erosion
- contamination of nearby streams
- change of soil
Order nearest from the sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
Explanation:
