Which object has such a strong surface gravity that light cannot escape it?
a. black dwarf
b. light hole
c. black hole
d. white dwarf

Aviolently rotating column of air is formed around a region of extremely low air pressure above land. which of these weather conditions is most likely to follow? blizzard cyclone tornado hurricane

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

Water flows through a garden hose which is attached to a nozzle. the water flows through hose with a speed of 2.19 m/s and through the nozzle with a speed of 19.8 m/s. calculate the maximum height (in m) to which water could be squirted if it emerges from the nozzle and emerges with the nozzle removed.