Science - Chapter 12

studied byStudied by 1 person
0.0(0)
Get a hint
Hint

astronomical unit (AU)

1 / 8

encourage image

There's no tags or description

Looks like no one added any tags here yet for you.

9 Terms

1

astronomical unit (AU)

a unit of distance equal to the average distance between Earth and the sun, about 150 million kilometers

New cards
2

ellipse

an oval shape, which may be elongated or nearly circular; the shape of the planets’ orbit

New cards
3

dwaf planets

an object that orbits the sun and is spherical, but has not cleared the area of its orbit

New cards
4

comet

a loose collection of ice and dust that orbits the sun, typically in a long, narrow orbit

New cards
5

meteor

a streak of light in the sky produced by the burning of a meteoroid in Earth’s atmosphere

New cards
6

meteoroid

a chunk of rock or dust in space, generally smaller than an asteroid

New cards
7

meteorite

a meteoroid that passes through eh atmosphere and hits Earth’s surface

New cards
8

nuclear fusion

The process in which two atomic nuclei combine to form a larger nucleus, forming a heavier element and releasing huge amounts of energy; the process by which energy is produced in stars

New cards
9

sunspot

a dark area of gas on the sun’s surface that is cooler than surrounding gases

New cards

Explore top notes

note Note
studied byStudied by 9 people
... ago
5.0(1)
note Note
studied byStudied by 13 people
... ago
5.0(1)
note Note
studied byStudied by 16 people
... ago
4.0(1)
note Note
studied byStudied by 13 people
... ago
5.0(1)
note Note
studied byStudied by 23 people
... ago
5.0(1)
note Note
studied byStudied by 45 people
... ago
5.0(1)
note Note
studied byStudied by 26 people
... ago
5.0(2)
note Note
studied byStudied by 39 people
... ago
5.0(1)

Explore top flashcards

flashcards Flashcard (71)
studied byStudied by 5 people
... ago
5.0(1)
flashcards Flashcard (30)
studied byStudied by 8 people
... ago
5.0(1)
flashcards Flashcard (29)
studied byStudied by 4 people
... ago
5.0(1)
flashcards Flashcard (43)
studied byStudied by 14 people
... ago
5.0(1)
flashcards Flashcard (39)
studied byStudied by 3 people
... ago
5.0(1)
flashcards Flashcard (25)
studied byStudied by 19 people
... ago
5.0(1)
flashcards Flashcard (465)
studied byStudied by 28 people
... ago
5.0(1)
flashcards Flashcard (20)
studied byStudied by 9 people
... ago
5.0(1)
robot