Mod G Unit 3 Vocab

The spinning of a planet on its axis

• orbit

• rotation

• revolution

• equinox

The time it takes a planet to complete 1 rotation on its axis

• day

• month

• year

• millenia

An object orbiting around another object

• revolution

• solstice

• gravity

• season

1 complete revolution of Earth around the sun

• day

• month

• year

• equinox

A pattern of temperature and weather trends; spring, summer, fall, winter

• solstice

• equinox

• season

• waxing

When sunlight shines equally on both poles; September and March

• solstice

• equinox

• season

• penumbra

When sunlight is at a maximum in one hemisphere and minimum in the other; Earth is at full tilt

• eclipse

• umbra

• gravity

• solstice

An object orbiting a planet; our moon

• satellite

• meteor

• flare

• nebula

Increasing pulling force of objects with greater mass and gravity

• gravity

• fusion

• neap

• stratostrech

Changes in the moons appearance

• solar eclipse

• lunar nebula

• lunar phases

• spring tide