The greeks believed the powers of the gods explained natural events. for example, thunderstorms over land occurred when zeus became angry and hurled his lightning bolt. storms at sea were likewise caused when his brother poseidon became enflamed. in order to appease the gods, greeks observed spiritual rituals, such as sacrificing animals in their honor or in gratitude for their assistance. from this passage, we can conclude that a. the greeks lacked scientific explanations for the mysteries of nature. b. the greeks thought storms explain who they were. c. the greeks preferred zeus to poseidon. d. the greeks believed poseidon was the king of fire.