Astronomy and Space Vocab Quiz

What is the star at the center of our solar system?

• Sun

• Moon

• Jupiter

• Venus

What is the movement of an object around another object called?

• Revolution

• Rotation

• Reflection

• Translation

What is the spinning of an object on its axis called?

• Rotation

• Revolution

• Translation

• Oscillation

Define 'Sun'.

• The star at the center of our solar system.

• A planet in the Milky Way galaxy.

• A comet that passes by Earth every year.

• A satellite that orbits Mars.

Define 'Revolution'.

• The movement of an object around another object.

• The process of water turning into vapor.

• The breaking down of rocks by wind and water.

• The process of plants making food using sunlight.

Define 'Rotation'.

• The spinning of an object on its axis.

• The movement of an object in a straight line.

• The change of an object's color over time.

• The increase in size of an object.

Fill in the blank: An imaginary line through the center of an object around which it rotates is called the ________.

• Rotational Axis

• Equator

• Meridian

• Latitude

Fill in the blank: An elongated circle, or oval shape, the shape of the planets' orbits, is called an ________.

• Ellipse

• Polygon

• Rectangle

• Parabola

Fill in the blank: The two times in the year when the sun is at its greatest distance from the celestial equator are called ________.

• Solstice

• Equinox

• Zenith

• Perihelion

Fill in the blank: The two times in the year when day and night are of equal length are called ________.

• Equinox

• Solstice

• Monsoon

• Eclipse