WorksheetsGrade 4 Unit 3 Review Game
Total questions: 11
Worksheet time: 8mins
Which waves shown here has the greatest wavelength?
1
2
3
4
___________ is the distance between two of the same points of a wave.
amplitude
wavelength
trough
crest
Which of the waves in the diagram has the smallest wavelength?
A
B
C
D
E
The diagram shows the waves of a soft and loud sound. Based on the diagram, which statement is true?
When the sound is louder, the amplitude decreases.
When the sound is softer, the amplitude increases.
The level of sound does not affect the amplitude of the wave.
When the sound is louder, the amplitude increases.
Which waves has the greater amplitude?
A
B
The person in the diagram is making waves in the rope by moving it up and down. How could they move the rope differently to increase the wavelength?
move it up and down more often
move it up and down less often
The person in the diagram is making waves in the rope by moving it up and down. How could they move the rope differently to decrease the amplitude?
Instead of moving their hands up and down from their waist to above their head, they could only move their hands from their waist to their shoulders.
Instead of moving their hands up and down from their waist to above their head, they could move it from above their head to their knees.
Human eyes need _________ to be able to see.
sound
light
movement
darkness
Light waves travel in a __________ line.
straight
curved
open
spiral
Which of these best describes how the girl is able to see the bird?
The light waves travel from the girl's eyes to the bird.
The light waves travel through the air from the girl to the bird.
The light waves travel from the sun to the girl's eyes allowing her to see the bird.
The light waves travel from the sun and reflect off the bird to the girl's eyes.
When a cell phone call is made, the sound waves of your voice are converted to a digital signal. The only way that the other person can hear your voice is...
if they are nearby
if they have a cell phone that can convert the digital signal back to sound waves
if they have a cell phone that can convert the digital signal to light waves
