reflecting
radiation ______ 。
radiation ______ 。
举一反三
- Which<br/>kind of physical hazard causes the welding flash? () A: Light B: Ionizing radiation C: Ultraviolet radiation D: Vibration
- How can knowledge about radiation phenomena be _____ effectively<br/>laypeople? A: learned<br/>by B: communicated<br/>to C: transferred<br/>to D: handed<br/>to
- Validity<br/>reflecting psychological measurement results () A: consistency B: reliability C: authenticity D: representativeness
- The<br/>three basic processes involved in generating laser include:() A: spontaneous<br/>radiation B: stimulated<br/>emission C: stimulated<br/>absorption D: laser<br/>amplification
- The accumulation of greenhouse gases (GHGs) causes global warming by letting sunlight into the atmosphere as _______. Then, when the earth re-radiates the heat back to space, the gases trap the energy in the form of outgoing ______. A: visible light, ultraviolet radiation B: infrared radiation, ultraviolet radiation C: ultraviolet radiation, infrared radiation D: infrared radiation, radio waves