This sheep has a

mass of 90 kg and it is currently

standing on the

edge of a cliff looking

down. If the sheep has 24,500 J

of potential energy due to its

height, how high is the cliff?

A person hums into the top of a well (tube open at only one end) and finds that standing waves are established at frequencies of 40.6, 67.7, and 94.7 Hz. The frequency of 40.6 Hz is not necessarily the fundamental frequency.

Consider a wave approaching a barrier with a small hole. what change is the wave likely to undergo as it passes through the hole?

Josh walks 1,000 meters along a straight southerly path to the grocery store. Upon reaching the store, he realizes that he forgot his money and returns home (along the same path) to get it.

Which of the following best describes the internal layering of Jupiter, from the center outward? A) Core of rock and metal; mantle of lower density rock; upper layer of gaseous hydrogen; cloud layerB) Solid rock core;

The Vernal Equinox is the shortest day of the year. Question 8 options: True False

An electric current is produced using a bar magnet and a solenoid. Which changes will cause a decrease in the electric current produced? Check all that apply.

Four balls have the same temperature. Which ball has the most thermal energy?

Ships A and B leave the same port. Ship A sails at 20 knots (nautical miles per hour) and ship B sails south at 15 knots. At what rate is the distance between them changing at 2 pm if: a. A and B both leave at noon. b.

Why do electrons flow through a wire?

What happens to energy "lost" during an energy transformation?