EM waves quiz about electromagnetic waves.pptx

this quiz is for electromagnetics

1. QUIZ IN SCIENCE 10 ELECTROMAGNETIC WAVES

2. 1. THIS REFERS TO THE INTERACTION BETWEEN MATTER AND ENERGY.

3. 2. THESE ARE TYPES OF WAVES MOVING UP AND DOWN. EX. LIGHT WAVES AND WATER WAVES.

4. 3. IT IS THE VALUE OF THE SPEED OF LIGHT. USE THE SCIENTIFIC NOTATION

5. 4. THE ELECTRIC AND MAGNETIC FIELDS OF EM WAVES MOVE ________ FROM ONE ANOTHER.

6. 5. THE WAVELENGHT AND FREQUENCY OF EM WAVES ARE (inversely)(directly) RELATED.

7. 6. The formula for the speed of light is? Also known as the wave equation.

8. 7. 8.

9. 9. It is the number of waves that pass a fixed point in unit time.

10. 10. The relationship between the EM waves’s Frequency and Energy.

11. 10. The relationship between the EM waves’s Frequency and Energy.

12. 11. Among the forms of EM waves. Radio Wave is considered to be the safest. (HINDI TAYO PWEDE) IF TRUE (MAHAL KITA) IF FALSE

13. 12. ENERGY OF EM WAVES ARE ALSO KNOWN AS RADIATION. (HINDI TAYO PWEDE) IF TRUE (MAHAL KITA) IF FALSE

14. 13. ( λ ) is the symbol for frequency read as lambda measured in meters (m) (HINDI TAYO PWEDE) IF TRUE (MAHAL KITA) IF FALSE

15. 14. EM waves were first generated and detected by Heinrich Hertz. (HINDI TAYO PWEDE) IF TRUE (MAHAL KITA) IF FALSE

16. 15. Energy of EM waves is measured in JOULE or Electron Volt or eV where 1 eV is equal to 1.60 x 10 -19 joule (HINDI TAYO PWEDE) IF TRUE (MAHAL KITA) IF FALSE

17. 16-25. Remote control uses infrared waves to send commands to the television. If an infrared wave emits 1x10 -4 meters. How much energy does it emit? Show the Given- 3pts Unknown: 1 pt Formula: 1pt Solution: 5pts