Why is the high tide unusually low when the Sun, the Moon, and Earth are in this configuration? because Earth is closer to the Moon than it is to the Sun

because the axis of Earth is tilted toward the Moon but away from the Sun

because the Sun and the Moon are in this configuration for a short period of time

because gravitational forces of the Sun and the Moon are working against each other

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.