Which of the following is an example of a longitudinal wave? A. A wave traveling down a stretched Slinky toy, with both ends held
fixed.
B. A wave of ocean water as it reaches the beach.
C. A wave on the surface of a drum that has been struck.
D. A wave traveling down a long, stretched string, with both ends held
fixed.
SUBMIT

A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?

Oxygen and nutrients are moved through the body by the: a. circulatory system c. lymphatic system b. digestive system d. reproductive system

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?