Which of the following planets has the lowest average orbital speed compared to the others? a. earth b. jupiter c. mars d. mercury

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

How can you use chemical equations to predict the products of the reaction you can carry out?

Which of the following is not a true statement about dwarf planets? a the kuiper belt contains comets, asteroids, and dwarf planets. b ceres is a dwarf planet located in the kuiper belt. c the largest known dwarf planet in the solar system is named eris.