Waves

Question 1

Period Equation

Answer 1

Time/ # Cycles = S

Question 2

What is the period?

Answer 2

The time a wave takes to complete a cycle

Question 3

Frequency equation

Answer 3

Cycles / Time = I/ p or 1/ T in Hz

Question 4

What is the frequency?

Answer 4

Number of cycles a wave makes in a single second

Question 5

What is the relationship between period and frequency

Answer 5

Inversely proportional

Question 6

What is the Amplitude (A)

Answer 6

the height between the centre and the peak

Question 7

How do u find the centre of the wave

Answer 7

(trough + Crest) / 2

Question 8

What is the wavelength ( λ)

Answer 8

The length of one cycle

Question 9

What is the relationship between wavelength (λ) and frequency (f)?

Answer 9

Inversely proportional

Question 10

What is the relationship between the period and wavelength (λ) ?

Answer 10

directly proportional

Question 11

What is the relationship between energy and frequency (λ)?

Answer 11

Inversely proportional

Question 12

What is the relationship between frequency and energy?

Answer 12

Directly proportional

Question 13

What is the equation for wave speed

Answer 13

v = fλ

Question 14

What does (v) equal to?

Answer 14

3 * 10^8

Question 15

What is Energy equal to?

Answer 15

E= hf

Question 16

what is plank’s constant?

Answer 16

6.626* 10^-34 J.S

Question 17

What is electron volt equal to

Answer 17

1 ev = 1.602 * 10^-19