Four examples of fluids

A sound wave with a power of 8.8 * 10^-4 W leaves a speaker and passes through section A, which has an area of 5.0 m^2 what is the intensity of sound in this area? 1.8*10^-4, 1.8*10^-6, 1.6*10^-4 1.6*10^-6

What are the examples of global warming?

Which statement describes the relationship between energy and entropy in the universe? Energy must be destroyed for entropy to be constant. Energy must be decreased for entropy to be constant. Energy must be added to decrease entropy.

When landing after a spectacular somersault, a 45.0 kg gymnast decelerates by pushing straight down on the mat. Calculate the force she must exert if her deceleration is 8.00 times the acceleration of gravity.?

On your wedding day, you leave for the church 25 minutes before the ceremony is to begin. The church is 8 miles away. On the way, you have to make an unanticipated stop for construction work.

In a bizarre but harmless accident, a watermelon fell from the top of the Eiffel Tower. How fast was the watermelon traveling when it hit the ground 7.80 seconds after falling?

If an element has the atomic mass (a) of 80 and its atomic number (z) is 35, how many neutrons does it have?

A ball is thrown up into the air with an initial velocity of 64 ft/sec. The ball is 4 ft above the ground when it is released. Its height, in feet, at time t seconds is given by: h (t) = - 16t^2 + 64t + 4.

Total these measurements. Your answer should indicate the proper accuracy. Be sure to include the units in your answer.

What is vector quantities?