Layers of Earth Crossword Puzzle

QUESTIONS LIST:

• continental: crust that is less dense but thicker
• oceanic: crust that is denser and thinner
• asthenosphere: known as the "plastic" layer
• lithosphere: layer that is broken up into tectonic plates
• mantle: scientists know its composition by studying volcanoes
• outer: core that is liquid due to heat
• inner: core that is solid due to pressure
• core: made up of mostly iron and nickel
• crust: makes up less than 1% of earth's mass
• mesosphere: solid layer that is under the asthenosphere
• pressure: as you move towards the center of earth, both _ and temperature increase.