How did Eratosthenes of Cyrene calculate the tilt and circumference of Earth? Select all that apply. a. geometry
b. the position of the moon
c. distance between locations on Earth
d. the angle of the sun's rays
e. the size of the continents
f. the size of the oceans

The bubbles in a carbonated soft drink are produced when carbonic acid decomposes to form carbon dioxide and water. in a closed system, this equilibrium exists as why does a carbonated soft drink lose carbonation when the container is left open? a.water evaporates, which favors the formation of h2co3. b.pressure decreases, which favors the formation of h2co3. c.the open container warms up, which causes more gas to escape. d.co2is removed, which favors the formation of h2co3.