Plane is flying east at 33m/s an airplane is also being carried due north at 12 m/s by the wind what is the planes resultant velocity

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

Avolcano erupts next to a grassland area in a valley. a. describe three ways in which material released by the volcano could impact the grassland area. b. describe three ways in which the grassland ecosystem could recover after a volcanic eruption.

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates