Astronomy Flashcard

Front

What does 'composition' mean?

Back

The general makeup of something.

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What does 'exploration' mean?

Back

The process of traveling in and learning about an unfamiliar place.

Front

What is an 'orbit'?

Back

A curved path followed by a satellite as it revolves around an object.

Front

What is a 'planet'?

Back

A celestial body moving in an elliptical orbit around a star.

Front

What is the 'solar system'?

Back

The Sun together with the group of planets and other celestial bodies that revolve around it.

Front

What is a 'star'?

Back

A ball of gas in space that produces its own light and heat.

Front

What is a 'satellite'?

Back

An object that orbits a planet or another celestial body.

Front

What is 'gravity'?

Back

The force that attracts two bodies towards each other, keeping planets in orbit around stars.

Front

What is a 'constellation'?

Back

A grouping of stars seen as a figure or design in the night sky.

Front

What does 'astronomy' mean?

Back

The study of the universe and celestial objects.