science
Grade-4-
Easy
Question
We cannot see:
- Sound waves
- Waves on a rope
- Waves on a slinky
- Waves on the water surface
Hint:
We cannot see sound waves as well.
The correct answer is: Sound waves
- We cannot see sound waves or light waves.
- But we can see waves on a rope, on a slinky or on the water surface.
- So, the correct option is a.
- Waves on a rope and slinky-
- Waves on a water surface-
Related Questions to study
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When we decrease the wavelength of a wave, the frequency
When we decrease the wavelength of a wave, the frequency
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The frequency represents the _______ of a sound.
The frequency represents the _______ of a sound.
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In the given figure, which parameter of the wave is not changing?
In the given figure, which parameter of the wave is not changing?
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When waves move on the surface of the water, the water molecules execute:
When waves move on the surface of the water, the water molecules execute:
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If we pluck the string softly, we will decrease the ______ of the wave.
If we pluck the string softly, we will decrease the ______ of the wave.
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Consider the following statements and select the incorrect statement(s) from the following.
I. Mechanical waves transfer energy and matter, both from one point to another.
II. Mechanical waves transfer only energy from one point to another.
III. Mechanical waves transfer only matter from one point to another.
Consider the following statements and select the incorrect statement(s) from the following.
I. Mechanical waves transfer energy and matter, both from one point to another.
II. Mechanical waves transfer only energy from one point to another.
III. Mechanical waves transfer only matter from one point to another.
scienceGrade-4-
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If you throw a stone in water, the wave pattern observed is generally:
If you throw a stone in water, the wave pattern observed is generally:
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When we shake a slinky continuously, ________ energy of the slinky gets transferred to the waves.
When we shake a slinky continuously, ________ energy of the slinky gets transferred to the waves.
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In which of the following medium, mechanical waves can be generated?
In which of the following medium, mechanical waves can be generated?
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Which of the following is carried by waves from one place to another?
Which of the following is carried by waves from one place to another?
scienceGrade-4-
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Mechanical waves cannot travel through:
Mechanical waves cannot travel through:
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The pitch of which wave is the minimum?
The pitch of which wave is the minimum?
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A wave:
A wave:
scienceGrade-4-
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The amplitude of which waves is the minimum?
The amplitude of which waves is the minimum?
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Continuous vibrations at the source creates:
Continuous vibrations at the source creates:
scienceGrade-4-
