Answer: I am actually studying about Stars, so I got you.
3. As the temperature of a star Increases, it's luminosity increases.
As the temperature of a star decreases, it's luminosity decreases.
4. Hot and Bright. The bigger the star, the hotter it gets is from what I learned.
Fishes yes according to the age, reptiles yes
Answer:
Chlorine is the element located in period 3, group 17 of the periodic table.
Explanation: