Which of the gases shown are greenhouse gases? mark all that apply.'?

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

Gymnast always perform on padded mats. how does the mats protect the gymnast

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?