Question

Change to passive-
Satellites orbit planets.
Scientists study the universe.
Do stars radiate light?

Answer 1

Hey Mate..
Here's Ur Answer...

➡Planet are orbited by satellites.

➡The universe is studied by scientists.

➡Is light radiated by stars?

HOPE IT HELPS U...✌✌
❤❤

(I think there's mistake in your 1st question.)

Answer 2

The universe is studied by the scientist.

Is light radiated by stars?

Hope it helps...mark as brainliest