The document discusses fossils, sedimentary rock, oil, force, and coal. Fossils are imprints of living things trapped in rock long ago. Sedimentary rock forms in layers from sediment. Oil is a liquid fossil fuel used for energy. Force is the action of one object on another. Coal is an underground fossil fuel made from compressed plant and animal remains.

1. February 4, 2014
The imprint of a living plant or animal
that was trapped between rocks millions
of years ago.

2. February 5, 2014
Rock made of layers of sediment

3. February 3, 2014
a liquid fossil fuel that is used as a source
of energy for homes and vehicles

4. February 6, 2014
The action of force by one
object against another

5. February 7, 2014
An underground fossil fuel that is
created by the building-up of plant and
animal remains