Which are true of electromagnetic waves? Select all that apply. They have different wavelengths.
They have the same frequency.
They all travel at the same speed.
When they travel outside of a vacuum, their speeds increase.

Select

a and c

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it cools slower in the earth meaning the crystals have more time to form than lava on the surface

earthquakes in florida are rare because the state is not located near any tectonic plates. in fact, florida is tied for first place as having the fewest earthquakes of any state. much of florida is limestone and seafloor materials that is not conducive to earthquakes.

explanation: