Which property is a characteristic of single-slit diffraction but not double-slit diffraction? A. the central bright band
B. bands are equally spaced
C. bands get thinner farther from the band
D. red light bands are spaced farther from each other than blue light bands

Acatapult is tested by roman legionnaires. they tabulate the results in a papyrus and 2000 years later the archaeological team reads (distances translated into modern units): range = 0.4 km; angle of launch = π/5 rad; landing height = launch height. what is the initial velocity of launch of the boulders if air resistance is negligible?

A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?