CLMS Earth Science Unit 3 Review

Front

What are the two most necessary items for life to develop on another planet?

Back

Liquid water and carbon are essential for life to develop.

Front

What is the benefit of a telescope that orbits Earth?

Back

Views from outer space telescopes are clearer than those from Earth-based telescopes.

Front

What information helps determine if an object is a comet, asteroid, or meteoroid?

Back

The object's composition is key to determining its classification.

Front

What determines how stars progress through their life cycle?

Back

The quantity of mass with which the star began determines its life cycle.

Front

Why does Mars have low nighttime surface temperatures despite having a greenhouse gas atmosphere?

Back

Mars has low nighttime temperatures because its atmosphere has an extremely low density.

Front

What is a comet?

Back

A comet is a small celestial body made of ice, dust, and rocky material that, when close to the sun, displays a visible atmosphere or coma and sometimes a tail.

Front

What is an asteroid?

Back

An asteroid is a small rocky body that orbits the sun, primarily found in the asteroid belt between Mars and Jupiter.

Front

What is a meteoroid?

Back

A meteoroid is a small particle from a comet or asteroid that is in space.

Front

What is the role of gravity in the formation of stars?

Back

Gravity pulls together gas and dust in space to form stars.

Front

What is the difference between a planet and a dwarf planet?

Back

A planet orbits the sun and has cleared its orbit of other debris, while a dwarf planet also orbits the sun but has not cleared its orbit.