The musical note A above middle C has a frequency of 440 Hz. If the speed of the sound is known to be 350 m/s, what is the wavelength of this note?

The area around a charged object where the object can exert a force on other charged objects is an electric?

This type of stretching activities are held for 10-20 seconds to maintain your current level of flexibility. dynamic ballistic static

A vector of magnitude 10 has an angle with the positive x axis (east) of 120 degrees. what are its components

While driving north at 21 m/s during a rainstorm you notice that the rain makes an angle of 36° with the vertical. while driving back home moments later at the same speed but in the opposite direction, you see that the rain is falling straight down.

Which of these describes the majority of our space observations humans have utilized over the history of human space exploration? A) Gamma ray telescope B) radio wave telescopes C) ultraviolet telescopes D) visible light observatories

A flash of white light containing all the colors of the visible spectrum in air shines straight down on the surface of a pool.

A car accelerates uniformly from 0 to 15m/s in 5 s. Calculate acceleration.

Which device would a sleep researcher use to monitor a sleeping person's brain waves?

An experiment is performed to obtain the value of a physical property. If the true (i. e., correct) value of the property is 50 and the measured (i. e., experimental) value is 32, the percent error of the experimental result is:

White moths were found in huge numbers in the city of Birmingham. These moths could be easily camouflaged by the trees. Because of sudden industrial development, the trees in the city were covered with soot.