The answer is D, noble gases are stable.
Answer:
i only know 1 and 2
Explanation:
1. How does the density and distribution of your “stars” change as the balloon expands?
When the balloon expands the density of all the stars increase letting the distribution grow
2. How does your expanding balloon model represent an expanding universe?
When the balloon expands it stretches out and expands and gets bigger just like the universe does it expands and get bigger
by size, shape and composition?
Divergent is going aprt
Convergent is going together
Transform is going past each other like in a slanted way
To know where north east south and west are north is up east is right side south is down west is left side