Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Rotation |
the action of rotating around an axis or center.
|
|
|
|
Revolution
|
a forcible overthrow of a government or social order in favor of a new system.
|
|
|
|
Seasons |
each of the four divisions of the year (spring, summer, autumn, and winter
|
|
|
|
Tilt |
move or cause to move into a sloping position.
|
|
|
|
Summer solstice |
The summer solstice occurs when the tilt of a planet's semi-axis, in either northern or southern hemispheres.
|
|
|
|
Winter solstice |
the solstice that marks the onset of winter, at the time of the shortest day.
|
|
|
|
Autumnal equinox |
the equinox in autumn, on about September 22 in the northern hemisphere and March 20 in the southern hemisphere.
|
|
|
|
Vernal equinox |
the equinox in spring, on about March 20 in the northern hemisphere and September 22
|
|
|
|
Indirect light |
emitted by a source is diffusely reflected (as by the ceiling.
|
|
|
|
Direct light |
lighting in which the greater part of the light goes directly from the source to the area lit.
|
|
