A child holds a red ball why does the ball look red
7 answers
The ball looks red because the surface of the ball is reflecting the wavelengths of light that our eyes perceive as red.
8th grade quick check science answers, can someone check them?
Why do sound engineers use spongy materials on walls?
A) to transmit sound waves more clearly
B) to increase the frequency of sound waves
C) to absorb sound waves
D) to reflect sound waves better
My answer is C
What happens when a wave is absorbed by a material?
A) The wave supports the formation of an echo.
B) The wave bounces off the surface of the material.
C) The wave passes through the material.
D) The wave transfers its energy to the material
My answer is D
How does sunscreen work?
A) It helps UV waves be able to pass through the air.
B) It helps UV waves be able to pass through the skin.
C) It helps prevent the skin from reflecting UV waves.
D) It helps prevent the skin from absorbing UV waves.
My answer is D
A child holds a red ball. Why does the ball look red?
A) Only red light waves are absorbed by the ball.
B) Only red light waves reach the surface of the ball.
C) All visible light waves except red are ABSORBED by the ball.
D) All visible light waves except red are REFLECTED by the ball.
My answer is C
Thank you so much in advance!
Why do sound engineers use spongy materials on walls?
A) to transmit sound waves more clearly
B) to increase the frequency of sound waves
C) to absorb sound waves
D) to reflect sound waves better
My answer is C
What happens when a wave is absorbed by a material?
A) The wave supports the formation of an echo.
B) The wave bounces off the surface of the material.
C) The wave passes through the material.
D) The wave transfers its energy to the material
My answer is D
How does sunscreen work?
A) It helps UV waves be able to pass through the air.
B) It helps UV waves be able to pass through the skin.
C) It helps prevent the skin from reflecting UV waves.
D) It helps prevent the skin from absorbing UV waves.
My answer is D
A child holds a red ball. Why does the ball look red?
A) Only red light waves are absorbed by the ball.
B) Only red light waves reach the surface of the ball.
C) All visible light waves except red are ABSORBED by the ball.
D) All visible light waves except red are REFLECTED by the ball.
My answer is C
Thank you so much in advance!
1. All visible light waves except red are absorbed by the ball.
2. To transfer sound waves.
3.the wave transfers its energy to the material .
4. It helps prevent the skin from absorbing UV waves.
2. To transfer sound waves.
3.the wave transfers its energy to the material .
4. It helps prevent the skin from absorbing UV waves.
papas answer are right except number 2, number 2 is to absorb sound waves. hope this helps
1, All visible light waves except red are absorbed by the ball.
2, to absorb sound waves
3, The wave transfers its energy to the material.
4, It helps prevent the skin from absorbing UV waves.
100% I took the quick check.
Have a great day! <3 :D
2, to absorb sound waves
3, The wave transfers its energy to the material.
4, It helps prevent the skin from absorbing UV waves.
100% I took the quick check.
Have a great day! <3 :D
sleeping puppy is right
slepping puppy is correct ugh