Terms: Waves

Question 1

Transverse pulse

Answer 1

A single disturbance in a wave where the particles of the medium are displaced PERPENDICULARLY to the direction of motion

Question 2

Longitudinal pulse

Answer 2

A single disturbance in a wave where the particles are displaced PARALLEL to the direction of motion

Question 3

Wave

Answer 3

Series of disturbances of particles in a medium

Question 4

Points in phase

Answer 4

Two particles that make the same movement in a wave

Question 5

Points out of phase

Answer 5

Two particles of the medium that do not make the same movements in a wave

Question 6

Superposition

Answer 6

A phenomenon when two PULSES meet at the exact same POINT AND TIME

Question 7

Types of superpositions

Answer 7

Constructive and destructive interference

Question 8

Constructive interference

Answer 8

When a crest/trough meets a crest/ trough

Question 9

Destructive interference

Answer 9

When a crest meets a trough

Question 10

Wave speed

Answer 10

(v)
Distance travelled by a wave per unit time