An electromagnetic wave is composed of electrical and magnetic energy.

Technician A says that a transmission with electronic shift controls uses a throttle position sensor in place of a throttle valve. Technician B says that a vehicle speed sensor is used in place of a governor. Which technician is correct? A.

The range of temperatures on earth is much less than the range in temperatures on mercury, in part due to the presence of oceans on earthtrue or false

Through which type of media do mechanical waves, such as sound, move the fastest?

The strength of a gravitational force between two objects depends on A. mass and distance. B. distance and volume. C. mass and volume. D. size and shape.

A small fish called a cleaner wrasse darts in and out of a larger fish's mouth, removing and eating parasites and dead tissue.

In which of the following wave types is the particle motion perpendicular to wave motion? a: longitudinal wave b: p wave c: surface wave d: transverse wave

Convert 1.5 radian into milliradians.

Whats the core of electromagnet made of?

Ultraviolet light emits a total of 2.5 * 10^-17 J of light at a wavelength of 9.8 * 10^-7 m. How many photons does this correspond to?

3. A ray of light incident on one face of an equilateral glass prism is refracted in such a way that it emerges from the opposite surface at an angle of 900 to the normal. Calculate the i. angle of incidence. ii.