Radio waves are electromagnetic waves and as such travel at the speed of light. Waves emitted a century ago would be 100 hundred light years away. A light year is the distance light travels in one year. In one year light travels about 5.9 trillion miles. therefore the waves traveled about 590 trillion miles in a century.
Answer:
This is very positive mean.
Si, nacion y nacionalismo es lo mismo
Answer: The correct answer is option D. The Uranian rotation axis produces some extreme seasonal effects.
Explanation:
Uranus is the only planet in our solar system whose equator is nearly at a right angle to its path of movement (orbit) with a tilt of 97.77°.
Uranus lies almost sideways with respect to the plane of its orbit of movement.
It has four seasons like earth, the tilt gives the planet its seasons.
Biotic factors are organisms that interact with non-living & living parts of an ecosystem.
Egs. badgers, worms, fungi, bacteria, insects.