Kramer Astronomy Chap. 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| The imaginary vertical line around which the earth spins | Axis
🗑
|
||||
| The spinning of the earth on its axis, causes day and night | Rotation
🗑
|
||||
| The point where the Earth is closest to the Sun in Earth's yearly orbit around the Sun | Perihelion
🗑
|
||||
| Earth's yearly orbit around the Sun | Revolution
🗑
|
||||
| The point where the Earth is farthest from the Sun in the Earth's yearly orbit around the Sun. | Aphelion
🗑
|
||||
| Twice-yearly point at which the Sun reaches its greatest distance north or south of the equator | Solstice
🗑
|
||||
| Occurs on December 21 or 22. The period when Earth experiences the shortest number of daylight hours and the longest number of nighttime hours in the northern hemisphere | Winter Solstice
🗑
|
||||
| Occurs on June 21 or 22. The period when Earth experiences the longest number of daylight hours and the shortest number of nighttime hours in the northern hemisphere. | Summer Solstice
🗑
|
||||
| Occurs in the spring when the Sun's vertical rays strike directly on the equator, producing an equal number of daytime and nighttime hours in a 24 hours period. | Vernal Equinox
🗑
|
||||
| Occurs in the fall when the Sun's vertical rays strike directly on the equator, producing an equal number of daytime and nighttime hours in a 24 hours period. | Autumnal Equinox
🗑
|
||||
|
🗑
|
|||||
|
🗑
|
|||||
|
🗑
|
|||||
|
🗑
|
|||||
|
🗑
|
|||||
|
🗑
|
|||||
|
🗑
|
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:
marilyn.kramer
Popular Earth Science sets