The deepest depression found on the surface of Mars is the:

As a result of Compton scattering, the scattered photon has

A) a longer wavelength than the incident photon. B) a wavelength 24 pm shorter than the incident photon. C) the same wavelength as the incident photon. D) a wavelength 32 pm shorter than the incident photon. E) a shorter wavelength than the incident photon.

The spacing between reflecting planes in a crystal is 2.82 × 10^?10 m. A beam of X-rays is strongly reflected at an angle of 160° with the crystal face. What is the wavelength of the X-rays?

An initially uncharged 10-?F capacitor is charged by a 10-V battery through a resistance R. The capacitor reaches a potential difference of 4 V in a period of 3 s after the charging began. Find the value of R

The products of nuclear fission are radioactive due to their

A) combustive natures. B) capacity to hold vast amounts of energy. C) greater neutron to proton ratio compared with stable nuclei in the same mass range. D) short half-lives. E) none of the above