The multiple reflection of a single sound wave is a/an

A. echo.

B. diffraction.

C. reverberation.

D. refraction

A bullet is fired straight up from a gun with amuzzle velocity of 208 m/s. Neglecting air resistance, what will be itsdisplacement after 8.9 s?

What is the weight, in pounds, of a 255-kg object on jupiter? express the weight numerically in pounds?

Order the steps to describe how information is sent. A signal is produced. A signal is seen, heard, or used. Radio waves are modulated and amplified. Radio waves are amplified and demodulated.

How much does a 45 kg rock weigh

A PWC is overtaking another vessel. Which vessel must give way?

Hydroelectric power uses: wind water coal the sun

Two lightweight metal spheres are suspended near each other from insulating threads. One sphere has a net charge; the other sphere has no net charge. The spheres will: A. Attract each other B. Exert no electrostatic force on each other C.

Read the given list of organisms. squirrel, zebra, tortoise, rabbit, horse What best describes the role of these five organisms in a food web?

What are the SI units for specific heat capacity

What are starburst galaxies and what do they have to do with galaxy evolution?