Rocks and Minerals Review Crossword Puzzle

QUESTIONS LIST:

• hardness : how easily a mineral can be scratched
• streak : the color of the powder left when a mineral is rubbed on a white tile
• magma : melted rock deep inside the earth
• luster : how shiny or dull a mineral is
• metamorphic : rock that has been changed by heating and squeezing
• minerals : solid nonliving substances found in nature
• rock : nonliving material made of one or more minerals
• sedimentary : rock that forms from layers of sediment that pile up
• sediment : tiny bits of weathered rock or once living animals or plants
• lava : melted rock that flows onto earth's surface
• igneous : rock that forms when melted rock cools and hardens
• geologist : person who studies rocks and minerals
• geology : study of rocks and minerals
• weathering: the breaking down of rocks by wind, rain and changing temperatures
• erosion: the movement of sediment
• pangea: ancient super continent
• atmosphere: layers of gases that surround our planet
• plate tectonics: the theory that the earth's lithosphere is divided into large, moving plates
• falut: a break in the earth's crust where movement can occur to create earthquakes