Stars, Galaxies, and the Universe
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| the band of color produced when white light passes through a prism is a | spectrum
🗑
|
||||
| the brightness of a star as seen from the Earth is the | apparent magnitude
🗑
|
||||
| the brightness a star would have at a distance of 32.6 light-years from Earth is the | absolute magnitude
🗑
|
||||
| the distance light can travel in one year is 9.5 trillion kilometers and is called a | light-year
🗑
|
||||
| an apparent shift in the position of an object when viewed from different locations is called | parallax
🗑
|
||||
| a large reddish star late in its life cycle that expands and cools once it uses all of its hydrogen is a | red giant
🗑
|
||||
| a small, hot, dim star that is the leftover of an old star is a | white dwarf
🗑
|
||||
| a graph that shows the relationship between a star's surface temperature and absolute magnitude is called a | H-R diagram
🗑
|
||||
| the location on the H-R diagram where most stars lie is the | main sequence
🗑
|
||||
| a gigantic explosion in which a massive star collapses and throws its outer layers into space is called a | supernova
🗑
|
||||
| a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons is a | neutron star
🗑
|
||||
| a rapidly spinning neutron star that emits rapid pulses of radio and optical energy is a | pulsar
🗑
|
||||
| an object so massive and dense that even light cannot escape its gravity is called a | black hole
🗑
|
||||
| a collection of stars, dust, and gas bound together by gravity is a | galaxy
🗑
|
||||
| a large cloud of dust and gas in interstellar space; a region in space where stars are born or where stars explode at the end of their lives is a | nebula
🗑
|
||||
| a tight group of stars that looks like a ball and contains up to 1 million stars is a | globular cluster
🗑
|
||||
| a group of stars that are close together relative to surrounding stars is an | open cluster
🗑
|
||||
| a very luminous, starlike object that generates energy at a high rate; thought to be the most distant objects in the universe | quasar
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
Giannola
Popular Science sets