a.
Comets
b. Asteroids
C.
Meteoroid
d. Meteor
meteorite
16. Made of ice and frozen gases.
17. Huge chunks of rocks and metals which are believed to be left-over pieces of planets and moons.
18. These are fragments of either a comet, asteroids, the Moon, or from Mars.
19. Light phenomenon caused by a meteoroid as it burns up while entering the Earth's atmosphere
20. Fragments from meteoroids that survived and made it into the Earth's surface.
21. Do not streak across the Earth's atmosphere quickly and usually visible in the sky for many days.
22. These are believed to be the remnants from the formation of our Solar System.
23. Can be as small as a grain or as big as a boulder.
24. Fast-moving bright objects that appear to have a tail in the night sky.
25. Have burned exterior that can appear shiny.
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Answer:
16.Meteoroids
17.Asteroids
18.Asteroids
19.Meteor
20.Meteorites
21.Shooting Star
23.Meteoroids
24.Comet
25.Meteoroids
Explanation:
I dont think if its right but i hope its correct.