VOCABULARY

MANTLE

• The second outer most layer of the earth, it is mostly made of magma.
• The mantle is mostly made of magma.

CORE

• The core is the inner most layer of the earth.
• The core has two parts an outer and inner core.

CRUST

• The crust is the surface of the earth and is a few miles thick.
• We live on the earths crust.

CONTINIENTAL DRIFT

• Continental drift is the theory that the continents were once a super continent called Pangea but they moved.
• All the continents have moved due to continental drift.

HYDROLOGIC CYCLE

• This is the way the water interacts circulates on the earth.
• When the water evaporates that is apart of the hydrologic cycle.

TOPOGRAPHY

• Topography is the difference of elevation of landforms and their composition.
• Topography can be represented in a topographical map.

TECTONIC PLATE

• The tectonic plates are the sections of the earth crust that move.
• Tectonic plates move because of continental drift.

SEISMOGRAPH

• The seismograph is the way of measuring the force and duration of an earthquake.
• After the earthquake the scientists told us what the seismograph said.

RICHTER SCALE

• The Richter scale measures the magnitude of a earthquake.
• On the Richter scale that earthquake was a 3.

RING OF FIRE

• The ring of fire is a are with a lot of earthquake and volcanic eruptions in the Pacific Ocean.
• There are a lot of volcanos in the ring of fire.

WEATHERING

• Weathering is the process of rock down.
• The rock was broken down by the wind which is weathering.

EROSION

• The movement of rock are sediment.
• A river can be a type of erosion.

FAULT

• The edge of a tectonic plate that touches another.
• The San Andreas fault is where to plates meet.

DRAINAGE BASIN

• A drainage basin is where the water drains and leads into a lake.
• One drainage basin leads into lake Waco.

ATMOSPERE

• The atmosphere is the layer of gases that makes up the outer layer gases on earth.
• A rocket has to break through the atmosphere.

BIOSPHERE

• The combination of the hydrosphere, lithosphere, and atmosphere.
• Everything is apart of the biosphere.

LITHOSPHERE

• The lithosphere is the land and ocean floor of the earth.
• We live on the lithosphere.

HYDROSPHERE

• The hydrosphere is all of the water and how it interacts with the earth.
• The oceans, rivers, and lakes.

LOESS

• Loosely compacted sediment sorta like dunes.
• Loess are made out of small pieces of rock that has been broken down.

HUMUS

• The substance that is formed when plants decay.
• Humus helps make up soil.