WorksheetsEarth's History and Fossil Record Test Review
Total questions: 13
Worksheet time: 7mins
Changes in a species environment and competition from other species can cause ...
a species to go extinct.
an asteroid impact
sedimentary rocks to form
A mass extinction is
when a large number of species go extinct around the same time and in a large scale
an extinction of a species that weighs a lot
All species eventually become...
radioactive
extinct.
Absolute and relative dating are the same because....
both types of dating fossils scientists gain information about the life and history of Earth
Relative dating uses the sequence of rocks and the fossils that are around them to put them in order and develop an age sequence
What is the calendar that scientists have created that shows the history of the earth?
The periodic table of elements
The geological time scale
Which statement is true about what scientists can infer about fossils?
The environment that they lived in.
If the organisms liked school
Which fossil is older than a dinosaur bone?
fern leaf
fish
Which is the oldest fossil according to the image?
fern leaf
human bone
fish
horseshoe crab
Which is the youngest fossil according to the image?
fern leaf
human bone
fish
horseshoe crab
How does absolute dating work?
It can tell if a rock has DNA in it or not
it uses radioactive elements in rocks to determine an age range of rocks and fossils
What type of dating uses the sequence of rock layers and comparison of fossils to the ones surrounding them to determine their age?
Absolute Dating
Relative Dating
What are fossils?
Evidence that an organism once existed
one of the 3 types of rocks in the rock cycle
Scientists look at the ____________________________ in which fossils are found in the layers of the Earth to give them clues about when they lived.
size
sequence
weight
