Answer:
I think the correct answer is B.
The colour of the star and the brightness.
Answer: An object undergoing uniform circular motion is moving
Explanation:
<span>It is the lowest velocity which a body must have in order to escape the gravitational attraction of a particular planet or other object.
Every planet has their own corresponding escape velocities. Example - Earth has escape velocity of 11.2 Km/s. It means, if you want to leave the Earth's gravitational field then it's the lowest speed which you need to acquire otherwise you wouldn't do that!
Hope this helps!</span>
Answer: Electromagnetism and sound
