For questions #8 – 9 use the following pictures:
A. B. C.
8. Which picture(s) would best represent atoms in the gas of a neon sign? Explain why.
9. Which picture(s) would best represent a rock? Explain why.

Asample of a gaseous substance changes into a liquid

What type of nuclear decay causes the atomic number of an element to increase by 1?

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?