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<ul>
<li>Sound cannot travel through a vacuum.</li>
<li>Because there is no matter for the vibrations.</li>
<li>Sound needs a material medium for its propagation like a solid, liquid, or gas to travel.</li>
</ul>

Solution for the question - sound cannot travel through _________ vacuumsolidwaterair

Sound cannot travel through _________-Turito

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<ul>
<li>Sound needs a medium for their propagation.</li>
<li>Like solid, liquid or gas to travel.</li>
<li>Because the molecules of solid, liquid and gases carry sound waves from one point to another.</li>
<li>So, the correct option is d.</li>
</ul>

Solution for the question - sound requires _______ to propagate. mediumvolumespaceparticles

Sound requires _______ to propagate. -Turito

<ul>
<li>Sound waves are mechanical waves.</li>
<li>Because they need a material medium for propagation, like air or liquids like water, or metals like gold,silver etc.</li>
<li>So, the correct option is a.</li>
</ul>

Solution for the question - sound is a __________ wave. broadlongnon-mechanicalmechanical

Sound is a __________ wave.-Turito

<ul>
<li>A sound is a form of energy.</li>
<li>Sound is the movement of energy through substances.</li>
<li>Sound is a mechanical wave that need a strong medium to travel</li>
</ul>

Solution for the question - sound is the form of ______________. energytemperatureforcepressure

Sound is the form of ______________.-Turito

<ul>
<li>Stars are the emitter of light.</li>
<li>Stars emit light own light and hence are called luminous objects.</li>
</ul>

Solution for the question - stars are the emitter of ______. arealightvolumepressure

Stars are the emitter of ______.-Turito

<ul>
<li>Transparent objects allow all light to pass through them.</li>
<li>Therefore, they don't form shadows.</li>
<li>Opaque object forms a shadow.</li>
</ul>

Solution for the question - transparent objects cannot form _______. reverbshadowforcemass

Transparent objects cannot form _______.-Turito

<ul>
<li>Shadow of an object is always black.</li>
<li>Shadow has no colour.</li>
<li>Shadow has size/shape similar as that of objects.</li>
<li>So, the correct option is c.</li>
</ul>

Solution for the question - shadows have no _______. nonecolorsizeshape

Shadows have no _______.-Turito

<ul>
<li>The objects that allow all light rays to travel through them are transparent objects.</li>
<li>Ex- glass, air, water, etc.</li>
</ul>

Glass is the example of _________ object.

Solution for the question - glass is the example of _________ object. nonetranslucentopaquetransparent

Glass is the example of _________ object.-Turito

<ul>
<li>The umbra, penumbra, and antumbra are three distinct parts of a shadow</li>
<li>The darkest region is the umbra.</li>
<li>The less dark region of a shadow is called the penumbra.</li>
<li><img src="https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/generalfeedback/897065/1/907883/What%20is%20Umbra%20and%20Penumbra~2.jpg" alt="" width="1041" height="398" /></li>
</ul>

The not so dark region of a shadow is called as _________

Solution for the question - the not so dark region of a shadow is called as _________ utensilumbrellapenumbraumbra

The not so dark region of a shadow is called as _________-Turito

<ul>
<li>An opaque object is something that allows no light through it.</li>
<li>Concrete, wood, rock, and metal are some examples of opaque materials.</li>
</ul>

Solution for the question - rock is the example of _______ object. nonetranslucentopaquetransparent

Rock is the example of _______ object.-Turito

<ul>
<li>Translucent objects partially allow light to travel through them.</li>
<li>An opaque object doesn't allow light to pass through them.</li>
<li>Transparent objects allow light to pass through them.</li>
</ul>

Objects from which light can travel 70 percent are called _______.

Solution for the question - objects from which light can travel 70 percent are called _______. nonetranslucentopaquetransparent

Objects from which light can travel 70 percent are called _____-Turito

<ul>
<li>Electric bulbs, candles, and torches are examples of artificial light.</li>
<li>Sun is the source of natural light.</li>
<li>The light emitted from these object</li>
</ul>

Electric bulb is an example of _______ source of light.

Solution for the question - electric bulb is an example of _______ source of light. nonenaturalsupernaturalartificial

Electric bulb is an example of _______ source of light.-Turito

<ul>
<li>An opaque object forms a dark shadow.</li>
<li>Because it doesn't allow any light to pass through them.</li>
<li>So, the correct option is c.</li>
</ul>

Solution for the question - all opaques objects can form ________. source of lightshadowdirectionmass

All opaques objects can form ________.-Turito

<ul>
<li>The shadow is created when the object is kept in the presence of a light source</li>
<li>The umbra, penumbra, and antumbra are three distinct parts of a shadow</li>
<li>The darkest region of a shadow is called Umbra.</li>
</ul>

The darkest region on the shadow is called as _________

Solution for the question - the darkest region on the shadow is called as _________ utensilumbrellapenumbraumbra

The darkest region on the shadow is called as _________-Turito

<ul>
<li>Translucent objects allow light to pass partially through them.</li>
<li>Butter paper, thin sheets of plastic, etc. are examples of translucent objects. </li>
<li>A transparent membrane allows all the light to pass through it</li>
</ul>

Butter paper is the example of _________ object.

Solution for the question - butter paper is the example of _________ object. nonetranslucentopaquetransparent

Butter paper is the example of _________ object.-Turito

<ul>
<li>Shadows are formed when an opaque object is placed in the path of rays of light.</li>
<li>The opaque material does not let light pass through it.</li>
</ul>

Shadows are formed by __________ objects.

Solution for the question - shadows are formed by __________ objects. nonetranslucentopaquetransparent

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Can’t find what you’re looking for?

Sound cannot travel through _________

AirWaterSolidVacuum

Mechanical waves need a strong medium to travel

The correct answer is: Vacuum

Sound cannot travel through a vacuum. Because there is no matter for the vibrations. Sound needs a material medium for its propagation like a solid, liquid, or gas to travel.

Related Questions to study

Sound requires _______ to propagate.

Sound requires _______ to propagate.

Sound is a __________ wave.

Sound is a __________ wave.

Sound is the form of ______________.

Sound is the form of ______________.

Stars are the emitter of ______.

Stars are the emitter of ______.

Transparent objects cannot form _______.

Transparent objects cannot form _______.

Shadows have no _______.

Shadows have no _______.

Glass is the example of _________ object.

Glass is the example of _________ object.

The not so dark region of a shadow is called as _________

The not so dark region of a shadow is called as _________

Rock is the example of _______ object.

Rock is the example of _______ object.

Objects from which light can travel 70 percent are called _______.

Objects from which light can travel 70 percent are called _______.

Electric bulb is an example of _______ source of light.

Electric bulb is an example of _______ source of light.

All opaques objects can form ________.

All opaques objects can form ________.

The darkest region on the shadow is called as _________

The darkest region on the shadow is called as _________

Butter paper is the example of _________ object.

Butter paper is the example of _________ object.

Shadows are formed by __________ objects.

Shadows are formed by __________ objects.

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Air
Water
Solid
Vacuum

Sound cannot travel through a vacuum.

Because there is no matter for the vibrations.

Sound needs a material medium for its propagation like a solid, liquid, or gas to travel.