(III) A rock is dropped from a sea cliff, and the sound of it striking the ocean is heard 3.2 s later. If the speed
of sound is 340 m/s, how high is the cliff?

What are igneous intrusions and extrusions

Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec