The streak of a mineral is the color of its powder
What is streak?
100
Texture is the size, shape, and pattern of a rocks grain.
What is texture
100
Deposition is the process by which sediment settles out of the wind or water carrying it.
What is deposition?
100
The plate tectonics theory states that pieces of the earth's lithosphere are in constant slow motion, causing earthquakes, volcanic eruptions and mountain building.
What is the plate tectonics theory?
100
Gravity is the force that moves rock and other materials downhill.
What is gravity?
200
Lister is the term used to describe how a mineral reflects light from its surface
What is luster?
200
Igneous, sedimentary and metamorphic
What are the three major groups of rock?
200
crust, mantle, core
What are the three main layers of the earth?
200
The theory of continental drift is supported by evidence from fossils, climate and landforms OR the idea that continents moved over earth's surface is called continental drift
What is continental drift?
200
Astronomy is the study of the moon, stars, and other objects in space
What is Astronomy?
300
A mineral that splits easily along flat surfaces has the property called cleavage
What is clevavage
300
Lava is magma once it reaches the Earth's surface
What is lava
300
sediment
What is material moved by erosion?
300
transform, divergent, and convergent boundaries
What are the three types of plate boundaries?
300
Glaciers form where more snaow falls than melts. As snow builds up the weight compacts the snow into ice.
What is a glacier?
400
Magma is molten material from the mantle that forms rocks
What is magma
400
Metamorphic rocks are formed from inside the earth through a process of heat and pressure
How are metamorphic rocks formed?
400
Erosion is the movement of rock particles by wind, water, ice, or gravity
What is erosion?
400
convection
What is the process that powers plate tectonics?
400
Habitat destruction
What is the major cause of extinction?
500
A rock is made up of particles of minerals and other rock. these particles are called a rocks grain.
What is a rocks grain
500
The series of processes on and beneath the earth's surface that change rocks from one type of rock to another is called the rock cycle
What is the rock cycle?
500
Chemical weathering is the process that breaks down rock through water, oxygen, carbon dioxide and acid rain.
What is chemical weathering?
500
A deep valley formed where two of earth's plates are pulling apart at divergent plate boundaries is called a rift valley.
What is a rift valley?
500
the number of different species in an area is called biodiversity