What is the tube that carries air inside a lung?

During a demonstration of the gravitational force on falling objects to her class, Sarah drops an 11 lb. bowling ball from the top of the science building. Determine distance the ball has traveled after falling for 1.

Ann is driving down a street at 63 km/h. Suddenly a child runs into the street. If it takes Ann 0.796 s to react and apply the brakes, how far will she have moved before she begins to slow down? Answer in units of m.

The maximum allowed leakage of microwave radiation from a microwave oven is 5.0 mw/cm2.

The momentum of a 0.1 kg object traveling at 2000 m/s is 20,000 kg·m/s. True or False

What happens at the flat areas of a substance's heating curve?

Both artists and scientists contribute to our understanding of the world around us. Identify the ways that art and science are similar. Check all that apply.

An automobile accelerates from rest at 1 + 3 * sqrt (t) mph/sec for 9 seconds. how far does it travel in those 9 sec?

A glass lens, n glass = 1.52, has a 131 nm thick antireflective film coating one side, n film = 1.25. White light, moving through the air, is perpendicularly incident on the coated side of the lens.

An automobile steering wheel is shown. The ideal mechanical advantage of this wheel and axle is. If a driver must exert a force of 2 N to overcome an axle resistance of 16 N, the AMA of the steering wheel is and its efficiency is__ %.?

How does the law of conservation of energy apply to machines? -Machines create energy from scratch. -Machines consume energy until no energy remains. -Energy transferred to a machine equals energy transferred from it.