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Card 16
Front
What is the angle of incidence?
Back
Card 17
Front
What is the angle of reflection?
Back
Card 18
Front
The angle of incident and reflection are ???? for a plane mirror
Back
Card 19
Front
What are the qualities of an image in a plane mirror?
Back
Card 20
Front
Sound travels through ?????? causing ?????????? in the ?????
Back
Card 21
Front
The human ear can detect a range of ????????? ranging from ???? to ???????
Back
Card 22
Front
Sound is a ??????? type of wave
Back
Card 23
Front
Why is the human hearing range limited?
Back
Card 24
Front
What can ultrasound be useful for?
Back
Card 25
Front
Why can ultrasound not be heard by humans?
Back
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