Unit 3 flashcard

Counterclockwise is the standard direction for most planets in our solar system.

At position P4.

Spring tides occur when the Earth, Moon, and Sun are aligned during new or full moons.

Neap tides occur when the Earth, Moon, and Sun form a right angle during the first and third quarters of the moon.

Mercury, Venus, Earth, and Mars are terrestrial planets.

Jupiter does not belong to the terrestrial planets; it is a gas giant.

The spring equinox and the fall equinox.

During the summer solstice, the day is longest; during the winter solstice, the day is shortest.

Kepler's 1st Law states that the orbits of planets are elliptical.

Perihelion is the closest point to the Sun, and aphelion is the farthest point from the Sun in a planet's orbit.