Tides
Earthsphere
Layers of the earth
Rock cycle
100

How do spring tides happen

The alignment of the Earth,Moon, and Sun during new and full moon phases.

100

What are the four earth sphere's?

There are Biosphere,geosphere,hydrosphere, and atmosphere.

100

What are the main 4 layers of the earth?

Crust,Mantle,Outer core,Inner core.

100

What are the three main rock types?

Igneous,sedimentary, and metamorphic.

200

What are Tides?

Tides are the regular rise and fall of the sea levels caused by gravitational pulls of the moon combine with earth's rotation.

200

How do the biosphere, hydrosphere and atmosphere interact?

Plants take in CO2 from the air and water to grow.

(Photosynthesis)

200

What is the thinnest layer of the earth?

The crust.

200

How does metamorphic rock become an igneous rock?

It melts into magma and then it solidifys.

300

What are neap Tides?

Neap tides are a Low-range tides occurring twice a month during the first and third quarter moon phases.

300

How do geospheres,atmosphere and biosphere interact with each another's?

A volcano release ash into the air,Potentially destroying the surrounding forest. 

(volcanic eruption)

300

What layers are the thickest on earth?

The mantle.

300

how do sediments become sedimentary rock?

Compacting and cementing.

400

How many high tides occur in a 24-hour period?

There are usually 2 high tides.

400

which part of the geosphere is the most dense and made of iron/nickel?

The inner core

400

What layer produces earths magnetic field 

The outer core.

400

Does the rock cycle ever stop?

No, it is a continuous never-ending cycle.

500

During which moon phases do spring tides occur?

New moon and full moon

500

What is the cryosphere?

The cryosphere is often considered a sub-component of the hydrosphere it includes all of Earth's frozen water sea ice glaciers ice shelves and permafrost.

500

What causes tectonic plates to move?

Convection currents in the mantle (hot material rises,cools, and sinks)

500

What powers the rock cycle?

Plate tectonics (heat from the interior) and solar energy (weathering and erosion on the surface).

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