the science that deals with the history of the earth and its life especially as recorded in rocks.

performed in the air, performed by an airplane

relating to or consisting of fragments of rock erupted by a volcano

feeling unease or awkwardness; not comfortable

- to give permission to do something

an area of study that deals with the location of countries, cities, rivers, mountains, and lakes

of or having a shape that reduces the drag from air moving past

a bright display of fireworks

not satisfied or pleased with; not happy

not silently or in a whisper, loudly

a rock containing a cavity lined with crystals or other mineral matter

strengthening the heart and lungs by making them work hard for several minutes or more, using oxygen

the art of wood-burning, usually done on wood or leather

not opened

of, relating to, or using the natural heat produced inside the earth.

a substance enclosed under pressure and able to be released as a fine spray

fool’s gold, a mineral that can strike fire

- not joined or connected

the art or science of agriculture

to put air or gas into something, such as soil or a liquid

the persistent impulse to set fires

not expected or intended; not planned