How many layers does the earth have?
4 Layers
How many types of rock are there?
3
What is a fossil
Fossils are the remains of ancient species that have been preserved, or evidence of their remains.
Around which object does the earth circle?
The sun
Around which object does the moon circle?
The earth
Name the 4 Layers of the earth
Crust, Mantle, Outer core and Inner core
Name the three types of rock
Sedimentary, Igneous and Metamorphic
How are fossils formed
A carcass of a dead organism gets covered by sedimentary rock. At one point the bones will disappear and leave a hole in the shape of the original specimen
How long does it take for the earth to spin around its own axis
24 hours
What is it called when you cant see the moon.
New moon
What is the mantle made out of?
Molten rock
How is Igneous rock formed?
Cooling down of lava and magma.
In which type of rock are almost all fossils found
Sedimentary rock
Describe how the sun and earth rotation create day and night
The earths rotation means that a different part of the earth is facing the sun after some time. The part that is facing the sun has day and the part in the shade has night.
What is a growing moon called
waxing
What is the inner core made out of?
Nickel and iron
How is sedimentary rock formed?
The accumulation and compression of sedimentary.
What is the fossil record?
An timeline of the earth based on all the fossils found
How long does it take for the earth to go around the sun.(Be precise, very precise....)
365,25 days
What is a decreasing moon called
Waning
Why is the inner core solid while being warmer then the outer core which is liquid.
Because of the huge pressure on the inner core
What type of rock is marble?
Metamorphic
What do we call someone that looks at fossils for his job
paleontologist
What causes the seasons on earth
The earths axis is on a slight angle. This means that the north or south pole is close to the sun at different moments in the earths orbit around the sun.
What are the four stages of the moon cycle
New moon, First quarter, Full moon, Last quarter