Complete the drawing of the light waves passing from the air through
the pyrex and water to the camera in
the space below. Explain why there is
a change in wavelength as the light
passes through different media.
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Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

What effects result when there is an impact between earth and an asteroid? check all that apply. a.massive flooding. b.extinction of many life forms.c.major earthquakes change in average global temperature.d. giant dust cloud