studying at school is a pastime?
False
a ravine can be hard to climb out of?
True
What does the paleontologist examine?
of the history of life on Earth as based on fossils. Fossils are the remains of plants, animals etc
Dinosaur are a live on earth today ?
false
Burning wood can make ash ?
True
sedimentary rocks are in the ground?
True
Why people excavate an area when they discover a bone there?
in order to discover information about the past.
Plants have skull?
False
a layer is round like a ball?
False