year 8 Science Homework Week 3
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Last updated over 4 years ago
13 questions
1
Which example of a wave does not need matter to be able to travel?
Which example of a wave does not need matter to be able to travel?
1
Can light pass through opaque objects?
Can light pass through opaque objects?
1
Which detector would we use for light waves?
Which detector would we use for light waves?
1
Can both light and sound waves bounce off of objects?
Can both light and sound waves bounce off of objects?
1
The unit for wavespeed is
The unit for wavespeed is
1
The unit for frequency is
The unit for frequency is
1
Convert 5kHz into Hz
Convert 5kHz into Hz
1
Convert 200cm into m
Convert 200cm into m
1
What is the equation linking wave speed, frequency and wavelength?
What is the equation linking wave speed, frequency and wavelength?
1
When light is reflected from smooth surfaces, this is called…
When light is reflected from smooth surfaces, this is called…
1
The light ray that hits an object is called the….
The light ray that hits an object is called the….
1
The light ray travels away from an object is called the….
The light ray travels away from an object is called the….
1
The angle of incidence and angle of reflection are always…
The angle of incidence and angle of reflection are always…