What is the frequency of a wave if 3 crests pass in 6 seconds?

a. 0.5 hz

b. 2 hz

c. 9 hz

d. 18 hz

0.013*30A 340 g bird flying along at 6.0 m/s sees a 13 g insect heading straight toward it with a speed of 30 m/s. The bird opens its mouth wide and enjoys a nice lunch. What is the bird's speed immediately after swallowing?

What is the velocity of a wave with a frequency of 800 Hz and a wavelength of 0.40 m?

What is electric current measured in

What is the kinetic energy of a 1200kg object that is moving with a speed of 24 m/s

What idea does the shifting of spectral emissions of distant galaxies toward the red end of the spectrum support

A hot air balloon pilot wants the balloon to quickly rise several feet higher so it will be above some trees in the distance. Which best explains how the pilot can make the balloon rise? 1.

The density of pine is generally about 0.5 g/cm3. What is the mass of a 800 cm3 piece of pine Download pdf

The heat energy released or absorbed by a chemical reaction is generally determined by the difference between the energy that

A woman with a mass of * kg is standing on the rim of a large disk that is rotating at an angular velocity of 0.550 rev/s about an axis through its center. the disk has a mass of * kg and a radius of * m.

12. Too much socializing in the workplace can