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;
8 Cards in this Set
- Front
- Back
|
Solar Eclipses |
When a new moon passes directly between the Earth and the Sun, it causes a solar eclipse. The Moon casts a shadow on the Earth and blocks our view of the Sun. |
|
|
umbra |
is the inner, cone-shaped part of the shadow. It is the part in which all of the light has been blocked. |
|
|
penumbra |
is the outer part of Moon’s shadow. It is where the light is only partially blocked. |
|
|
lunar eclipse |
lunar eclipse |
|
|
gibbous |
the Moon is more than half lit. It is not full |
|
|
crescent |
the Moon is less than half lit. It is seen as only a sliver or crescent shape |
|
|
waxing moon |
lite part of the moon is increasing |
|
|
waning moon |
lite part is getting smaller |
