No student devices needed. Know more
13 questions
The preserved remains of an organism from long ago is called a ___________
stratum
clast
fossil
relative age
The __________of rocks is the numerical age and real age of rocks.
relative age
half-life
absolute age
earth age
The moon was made from a piece of _________ .
Moon
Earth
radioactive rocks
rock
Earth is about _________ billion years old.
4.2
4.3
4.5
4.6
The ______________ was made from a piece of _______________ during the time Earth was being created.
Earth : Moon
Moon : Earth
Earth : Earth
Moon : Moon
How are sedimentary rocks formed?
cooling and hardening of lava
applied heat and pressure
compacting and cementing of sediments
melting of rock
What happens when a species become extinct?
All of its members have died.
Only a few of its members are still living.
The animals can no longer lay eggs.
All of its members move to another place.
A fossil animal has a mouth full of sharp, pointed teeth, what can you infer about the animal?
The animal ate fruits and vegetables.
The organism is a plant.
The animal did not live on land.
The animal ate meat.
What does each layer of rock represent?
a period of time
a different type of stone
an intrusion
a fault
Which layer is the oldest?
A
B
C
D
Explore all questions with a free account