Answer:
hco I believe
Explanation:
Pretty sure about this, when do you need to put it in?
Should be B, because one rotation is a day one revolution is a day(also to check I looked up the difference).
It means is where something is removed or erased completely or something unwanted or unpleasant.
Hope this helps and the right meaning of expunge.
Answer:
<em>Scientists have observed that electromagnetic radiation has a dual "personality." Besides acting like waves, it acts like a stream of particles (called "photons") that have no mass. The photons with the highest energy correspond to the shortest wavelengths.</em>
Explanation:
Hope It Help
