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)
|
Fossil |
A part or a mold of something from along time ago |
|
|
|
Mold fossil |
A mold of a skeleton or foot print in the rock |
|
|
|
Cast fossil |
A fossil casted by rock or plaster |
|
|
|
Petrified/permineralized |
A fossil that petrified |
|
|
|
Preserved |
A fossil that is preserved |
|
|
|
Carbonized |
A fossil with a carbon copy |
|
|
|
Trace fossil |
A fossil of a footprint |
|
|
|
Law of superposition |
How old a fossil is |
|
|
|
Relative age |
A guess of a age |
|
|
|
Absolute age |
The exact age of rock |
|
