17. Why do decomposers have such important roles in the food web? *
1 point

a. They can recycle energy back into the ecosystem
b. They clean the highway of road kill
c. They make the nutrients found in dead organisms available to other organisms in
the ecosystem
d. They have the important job of producing carbon dioxide as they feed on dead
organisms

Help me this is a test grade pl

If you touch a hot light bulb and get burned, that is an example of a. radiation b. convection c. conduction

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?