johana

Water flows over a section of Niagara Falls at a rate of 1.43 × 10^6 kg/s and falls 62.5 m. The acceleration of gravity is 9.8 m/s^2. How much power is generated by the falling water? Answer in units of MW.

Devin's bathroom measures 6 feet by 10 feet. He wants to cover the floor with square tiles. The sides of the tiles are 6 inches. How many tiles will Devin need?

A square garden has a perimeter of 48 meters. A pond inside the garden has an area of 20 square meters. What is the area of the garden that is not taken up by the pond?

306*0.10= ANSWER (10% is 10/100 or 0.10) ANSWER*0.15 (15% is 15/100 or 0.15)

fx=22cos35...18n

which of the following electromagnetic is not used for communication

that it is the question correctly because thy are confusing me. answers: 1.D 2.B 3.A 4.D answers 1.C 2. B 3. B 4.D

hepl

I need help