Rock Cycle
Rock formed from the solidification of molten magma or lava:
Igneous
How old must a fossil be, to be considered a fossil?
10,000 Years
A disturbance that propagates through space, transmitting energy without transferring matter
wave
A number that measures the energy released by an earthquake.
Magnitude
When water is heated in the ocean by the sun and turns into water vapor:
evaporation
Rock formed from the accumulation and consolidation of sediment like sand, silt, and clay.
Sedimentary Rock.
What kind of rocks are best to search for, when finding fossils?
Sedimentary.
The vertical distance between the wave crest and the wave trough.
Height
A fracture in the Earth's crust where rocks move past each other.
Fault
The _______ is the driving force of the Earth's water cycle.
Sun
Rock that has been changed by heat and pressure.
Metamorphic
True or False: Eggshells are one of the least common fossil types.
When more energy is added to a wave, its amplitude does what?
Increases
An instrument that records ground motion during an earthquake.
Seismometer
When water from leaves turns into a gas:
Transpiration
The process of wearing away and transporting Earth’s surface materials by agents like wind, water, or gravity.
Erosion
How can footprints help scientists understand dinosaurs?
What they ate, how they moved, how big they are, etc.
The distance over which the wind blows in a single direction, affecting wave height.
Fetch
The vibrations that travel outward from the focus of an earthquake.
Seismic Waves
Water in lakes and rivers that do not contain salt:
Freshwater
The continuous process by which rocks are created, changed from one form to another, destroyed, and reformed.
Rock Cycle
Which era is the oldest?
Paleozoic
Why can't sound be heard in a vacuum?
There are no particles.
Volcano with a large depression at the top from collapsing during eruptions
Caldera
Drops of water falling from the sky:
Precipitation