i think its iron...
<span>Presence of trace elements, irradiation and iron impurities give the gem its purplish color .
:))
merry christmas</span>
Answer:
Stretch and moving away from us, with more distant ones moving faster
Explanation:
Astronomers observed that the entire universe is getting bigger because distant galaxies appears to be moving away from us
The Ozone layer in the atmosphere absorbs the UV rays
Hope it helps!
Explanation:
Below is an attachment containing the solution.
Explanation:
neglecting air resistance both will land at the same moment.
both have therefore the same acceleration.