When a planet's orbit takes it closest to the Sun, it's calledGroup of answer choicesperihelionvernal equinoxcrossing the ecliptic.aphelionNone of these; a planet's distance from the Sun never changes.

__________ is the term used to describe the point at which Earth is closest to the sun. aAphelion bEquinox cPerihelion dSolstice

Kepler’s first law states that each planet orbits the sun in a path called a(n):Group of answer choicesCirclePeriodEllipseEpicycle

If a planet comes closer to the Sun, then the planet willA. orbit faster.B. orbit slower.C. fall into the Sun.D. keep moving with the same speed

What do we call the path the sun takes through the sky?Group of answer choicesZenithEclipticParallaxCelestial sphere

Kepler's ________ law states the path of each planet around the sun is an ellipse with the sun at one focus  aThird bSecond cFourth dFirst