"Path" an object follows as it revolves around another object

• A. rotation

• B. orbit

• C. revolution

• D. axis

Oval path

• A. rotation

• B. axis

• C. ellipse

• D. season

Turning of an object on its axis

• A. revolution

• B. rotation

• C. orbit

• D. ellipse

Movement of one object in an orbit around another object

• A. rotation

• B. orbit

• C. axis

• D. revolution

Imaginary line through Earth's center, from the North Pole to the South Pole

• A. astronomical unit

• B. orbit

• C. asteroid

• D. axis

System of planets revolving around a star

• A. phases

• B. ellipse

• C. season

• D. planetary system

Different shapes the moon seems to have when viewed from Earth

• A. planetary system

• B. path

• C. phases

• D. axial tilt

Ball of ice, rock, and frozen gases that orbits the sun

• A. comet

• B. asteroid

• C. constellation

• D. meteoroid

Chunk of rock and metal that orbits the sun

• A. meteoroid

• B. asteroid

• C. comet

• D. orbit

Chunk of rock that orbits the sun and is smaller than an asteroid

• A. asteroid

• B. comet

• C. meteoroid

• D. ellipse