Pesticide Treadmill. Definition - What does Pesticide Treadmill mean? The term pesticide treadmill describes the phenomenon whereby pesticide use prevents any natural form of control from taking place, thereby resulting in the need for repeated, routine applications of pesticide. The pesticide treadmill is said to escalate when the control of one pest provides a window of opportunity for other pests and the need for further chemicals.
Before hitting some types of waves, let me describe the common characteristics of electromagnetic waves. Electromagnetic waves are a type of transverse waves. These waves do not require a medium to travel. As the name of the waves imply, these waves show electrical and magnetic properties.
c. Electromagnetic waves can travel through empty space; mechanical waves can't d. Electromagnetic waves are long chains of vibrating molecules; mechanical waves aren't 7. Which of the following are electromagnetic waves? a. Water waves b. Radio waves c. Sound waves d. Seismic waves 8. What type of waves carry energy at a right angle to the direction of the energy flow? a. Compression waves b. Transverse waves c. Sound waves d. P-waves 9. How is wavelength measured? a. b. c. d. 10. What can you infer about a wave with a short wavelength? a. It has a low amplitude b.