IDNStudy.com, kung saan nagtatagpo ang mga eksperto para sagutin ang iyong mga tanong. Ang aming mga eksperto ay handang magbigay ng malalim na sagot at praktikal na solusyon sa lahat ng iyong mga tanong.
10. A car has an initial velocity of 40 m/s. It stops over a distance of 120 m when the brakes are applied. How long does it take for the car to stop? What is the car's deceleration? a. 6 sec, 6.67 m/s2 c. 9 sec; 10.02 m/s2 b. 3 sec; 3.34 m/s2 d. 12 sec; 13.36 m/s2 11. What can electromagnetic waves travel through that mechanical waves cannot travel through? A. Vacuum B. plane C. water D. soil 12. Electromagnetic waves are classified using what measurement? A. Amplitude B. Frequency C. Wavelength D. pulse 13. What type of electromagnetic waves cause sunburns? A. Visible B. radio C. Ultraviolet D. microwave 14. What type of electromagnetic waves are used to cook food, predict the weather, and for communications? A. Microwaves B. X-ray C. Infrared D. visible light 15. What type of waves are used on a TV remote control? A. microwaves B. Infrared rays C. visible light D. X-ray 16. Which electromagnetic waves have the longest wavelengths? A. Gamma rays B. Infrared C. Radio waves D. visible light 17. Which electromagnetic waves enable humans to see? A. Visible light B. X-ray C. Radio waves D. Infrared 18. What type of electromagnetic waves have the shortest wavelengths? A. Gamma rays B. X-ray C. Radio waves D. Infrared
Pinahahalagahan namin ang bawat ambag mo. Magpatuloy sa pagtatanong at pagbibigay ng mga sagot. Sama-sama tayong magtutulungan upang makamit ang mas mataas na antas ng karunungan. May mga katanungan ka? Ang IDNStudy.com ang may sagot. Salamat sa iyong pagbisita at sa muling pagkikita.