In 2013, renewable energy provided 10% of the total energy used in the united states, and wind energy accounted for 17.4% of the renewable energy used. what percent of the total energy used in the united states in 2011was wind energy?

Magma from the geosphere can erupt through a volcano, sending ash and gases into the air. This is an example of which two spheres interacting atmosphere and geosphere hydrosphere and cryosphere biosphere and atmosphere geosphere and biosphere

What’s the first step you would take to build a voltaic cell?

Which quantity refers most directly to the average molecular kinetic energy present in a substance? thermal energy temperature specificheat heat of fusion

What is the advantage of having nuclear physics?

Which types of electromagnetic waves have frequencies that are higher than those of ultraviolet light but lower than those of gamma rays? microwaves X-rays infrared light radio waves

To verify that this expression for (vf) α has the correct units of velocity, you need to perform some unit analysis. begin by finding the equivalent of a volt in terms of basic si units.

Which of the following best describes transverse waves

What are the arrangement of resistors in series

A pilot flies horizontally at 1300 km/h, at height h! 35 m above initially level ground. However, at time t! 0, the pilot begins to fly over ground sloping upward at angle u! 4.3° (Fig. 2-38).

A helicopter flies 30 km 30 degrees north of east, drops of the supplies to a research team; it then heads 50 degrees north of west traveling 70 km to drop the supplies to a filming crew. What is the resultant displacement of the helicopter?