Questions Q1.
An earthquake causes a sea wave.
This sea wave travels 26 400 m in two minutes.
Calculate the speed of the wave.
Use the equation
wave sp

Tungsten-filament lightbulb emits light based on the temperature of the filament. which phenomenon does this demonstrate?

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Rank the automobiles based on the magnitude of the force needed to stop them, from largest to smallest.2000 kg car going 5m/s500 kg car going 20 m/s1000 kg car going20m/s500 kg car going10m/s1000 kg car going10/s4000 kg car going 5m/s 0 0 603