Longitudinal waves practice exercise 1

A fundi (technician) is hammering metal in a workshop, as shown below. People nearby hear the sound produced. Explain how this sound reaches them. (1 mark)

A fundi (technician) is hammering metal in a workshop, as shown below. People nearby hear the sound produced. Explain how this sound reaches them. (1 mark)

A fundi (technician) is hammering metal in a workshop, as shown below. People nearby hear the sound produced. Explain how this sound reaches them. (1 mark)

A matatu driver honks the horn while stuck in traffic along Thika Road. Explain how the sound from the horn travels to the pedestrians on the roadside. (1 mark)

A matatu driver honks the horn while stuck in traffic along Thika Road. Explain how the sound from the horn travels to the pedestrians on the roadside. (1 mark)

A matatu driver honks the horn while stuck in traffic along Thika Road. Explain how the sound from the horn travels to the pedestrians on the roadside. (1 mark)

A motorcycle rider revs the engine at a petrol station, as shown below. The sound is loud and heard by people around. Explain how this sound reaches them as a longitudinal wave. (1 mark)

A motorcycle rider revs the engine at a petrol station, as shown below. The sound is loud and heard by people around. Explain how this sound reaches them as a longitudinal wave. (1 mark)

A motorcycle rider revs the engine at a petrol station, as shown below. The sound is loud and heard by people around. Explain how this sound reaches them as a longitudinal wave. (1 mark)

A student is listening to loud music from a Bluetooth speaker. Explain how sound is transmitted from the speaker to the student's ears as a longitudinal wave. (2 marks)

A student is listening to loud music from a Bluetooth speaker. Explain how sound is transmitted from the speaker to the student's ears as a longitudinal wave. (2 marks)

A student is listening to loud music from a Bluetooth speaker. Explain how sound is transmitted from the speaker to the student's ears as a longitudinal wave. (2 marks)

During a class demonstration, a pupil stretches a spring on the desk and pushes one end to explain sound waves. Describe how this shows a longitudinal wave. (1 mark)

During a class demonstration, a pupil stretches a spring on the desk and pushes one end to explain sound waves. Describe how this shows a longitudinal wave. (1 mark)

During a class demonstration, a pupil stretches a spring on the desk and pushes one end to explain sound waves. Describe how this shows a longitudinal wave. (1 mark)

During a science fair at your school, a pupil uses a slinky spring to demonstrate how sound travels as a longitudinal wave. Describe how the slinky is used to show this wave. (2 marks)

During a science fair at your school, a pupil uses a slinky spring to demonstrate how sound travels as a longitudinal wave. Describe how the slinky is used to show this wave. (2 marks)

During a science fair at your school, a pupil uses a slinky spring to demonstrate how sound travels as a longitudinal wave. Describe how the slinky is used to show this wave. (2 marks)

During a science fair at your school, a pupil uses a slinky spring to demonstrate how sound travels as a longitudinal wave. Describe how the slinky is used to show this wave. (2 marks)

Early in the morning, a cockerel crows and the sound is heard across the village. Explain how the sound travels from the cockerel to the people’s houses. (1 mark)

Early in the morning, a cockerel crows and the sound is heard across the village. Explain how the sound travels from the cockerel to the people’s houses. (1 mark)

Early in the morning, a cockerel crows and the sound is heard across the village. Explain how the sound travels from the cockerel to the people’s houses. (1 mark)

Explain how sound from a broadcaster’s voice ends up as a longitudinal wave from a home radio speaker. (2 marks)

Explain how sound from a broadcaster’s voice ends up as a longitudinal wave from a home radio speaker. (2 marks)

Explain how sound from a broadcaster’s voice ends up as a longitudinal wave from a home radio speaker. (2 marks)

Refer to the image below of a traditional water pump in use. Explain how the pump’s vibration produces sound that reaches nearby people as a longitudinal wave.  (2 marks)

Refer to the image below of a traditional water pump in use. Explain how the pump’s vibration produces sound that reaches nearby people as a longitudinal wave.  (2 marks)

Refer to the image below of a traditional water pump in use. Explain how the pump’s vibration produces sound that reaches nearby people as a longitudinal wave.  (2 marks)

Two pupils whisper to each other across a long tunnel at Uhuru Park. Explain how sound travels from one to the other as a longitudinal wave. (2 marks) 

Two pupils whisper to each other across a long tunnel at Uhuru Park. Explain how sound travels from one to the other as a longitudinal wave. (2 marks) 

Two pupils whisper to each other across a long tunnel at Uhuru Park. Explain how sound travels from one to the other as a longitudinal wave. (2 marks)