A small hockey puck slides without friction over the icy hill shown in Fig. 7.6 and lands 6.20 m from the foot of the cliff with no air resistance. Its speed Vo at the bottom of the hill is

closest to:

(Cliff height is 8.5 m)

(Length of base of cliff is 15.3)

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?

Decreased sensitivity to an unchanging stimulus is known as

Ahurricane sweeps across the ocean and damages the houses of people living along the coast. which of these does not play any role in this interaction? air water glaciers living things