That's Entertainment

Question 1

Sound waves?

Answer 1

Vibration of air particles/particles of solid through which sound travels

Question 2

Water waves?

Answer 2

Vibration of water particles

Question 3

Crest?

Answer 3

Top of wave

Question 4

Trough?

Answer 4

Bottom of wave

Question 5

Amplitude

Answer 5

Height of crest/trough from resting position

Question 6

Wavelength

Answer 6

Length of wave

Question 7

Frequency

Answer 7

No. waves passing point in one second

Question 8

Speed?

Answer 8

Distance wave travels in certain time

Question 9

Absorption..

Answer 9

Opaque: do not allow light to penetrate
Transparent: allow light to penetrate
Translucent: allow some light to penetrate

Question 10

Angle of incidence =

Answer 10

Angle of reflection

Question 11

Refraction?

Answer 11

Bending of light through different matter

Question 12

Ohms law?

Answer 12

V=IxR

Question 13

Pro/Cons of parrallel circuits

Answer 13

Pro: if one globe blows, others can still work
Con: current divded between globes

Question 14

Where are parrallel circuits?

Answer 14

Homes, factories (turned on/off diff times)

Question 15

Pros/Cons of series circuits

Answer 15

pro: same current flows through each globe
con: if one globe blows, others one wont

Question 16

Where are series circuits applied?

Answer 16

Christmas lights (low voltage needs to be used)

Question 17

Electromagnetic Waves?

Answer 17

Vibrations of eletric/magnetic fields