Everything Science Grade 10

25.8 CHAPTER 25. EXERCISE SOLUTIONS

Transverse waves ESAIM

End of chapter exercises ESAIN

1. (a) 0 , 2 m

(b) 1 , 33 s

2. (a) 3

(b) (i)BD

(ii)AB

(iii)BD

(c) 0 , 75 m

(d) 0 , 625 s

(e) 1 , 60 Hz

(f) 14 , 4 m ·

s−^1

Longitudinal waves ESAIO

End of chapter exercises ESAIP

1. A

2. D

3. a. 10 m

b. 2 m·s−^1

4. a. 2561 s

b. 1 , 25 m

Sound ESAIQ

End of chapter exercises ESAIR

1. (a)

frequency

(b)

amplitude

(c)

waveform

2. E

3. D

4. C

5. C

6. B

7. E

8. C

9. A

10. C

11. B

12. A

13. C

14 .1 700m

15. 0 , 15 s

16.

17. radios

18. 25 , 8 m

19. 0 , 57 m

600 Hz

20. increase

wavelength

21. 17 mm

488 Chemistry: Chemical systems