Components of the Universe - Moons Asteroids Meteors Comets

A moon is a large spherical celestial body that orbits a...

• planet

• galaxy

• nebula

• shooting star

Tags

112.20.b.8.A

An ​ (a)   is a celestial body made of rock and metal located in the belt between Mars and Jupiter

• asteroid
• comet
• star

Tags

112.20.b.8.A

A ​ (a)   or ​ (b)   is a chunk of rock and metal entering Earth's atmosphere and are sometimes nicknamed shooting stars.

• meteor
• meteorite
• comet
• moon
• star

Tags

112.20.b.8.A

A ​ (a)   is an ​ (b)   body that when passing by the heat of the sun begins to melt, displaying a coma or a tail that can be visible from Earth.

• comet
• icy
• moon
• star
• hot

Tags

112.20.b.8.A

In November 2013 an object orbiting the sun seemed to disappear behind the sun. When a satellite did not detect the object, astronomers throught that the object had been destroyed when it passed close to the sun. However, when another satellite detected a small, bright object with a fan-shaped tail, astronomers prposed that the object was not destroyed. What type of object were astronomers most likely observing?

• A comet

• An asteroid

• A meteor

• A nebula

Tags

112.20.b.8.A

Which of these correctly compares the masses of different objects in the universe?

• A moon has less mass than a star and more mass than the planet it orbits

• A planet has less mass than a galaxy and more mass than the star it orbits

• A galaxy has less mass than a moon and more mass than a planet

• A star has less mass than a galaxy and more mass than a planet

Tags

112.20.b.8.A