Earth Science Crossword Puzzle

QUESTIONS LIST:

• hydrogen : most abundant element in the universe
• felsic : high silica lava
• boundaries : where tectonic plates meet.
• mantle : largest layer of the earth.
• lithosphere : crust and upper mantle.
• divergent : separating boundary
• ring of fire : region of pacific where most volcanoes are found.
• caldera : bowl shaped region of a collapsed volcano.
• mafic : darker thinner lava.
• helium : result of hydrogen fusion
• bluestar : most massive and hottest stars.
• redshift : a galaxy is moving away from earth
• lahar : pyroclastic mud flow.
• viscosity : a liquid's resistance to flow.
• respiration : animals take in oxygen and release co2
• fusion : the process that forms carbon atoms.
• photosynthesis : process where plants remove co2 from the air.
• wegener : fater of plate tectonics.
• fixation : nitrogen broken down by lightning and bacteria.
• trenches : deepest ocean regions near ocean edges.
• organic : contains carbon
• decomposition : plants and animals decaying.
• magma : lava under the surface.