Turito Academy

Test Prep

Global form fields

<ul>
<li>Frequency is the number of waves that pass a fixed point in unit time.</li>
<li>The SI unit for frequency is the hertz (Hz).</li>
</ul>

Solution for the question - the unit of frequency is __________. pascalhertzkilosmeter

The unit of frequency is __________.-Turito

PSAT

One-On-One Tutoring

Your gateway to the top global universities

Coding

Discover traits & skills, get a clear pathway to academic success.

Discovery Program

<ul>
<li>The bouncing back of sound waves from the surface is called the reflection of sound.</li>
<li>The sound waves reflects.</li>
</ul>

Solution for the question - sound has reflection.

Sound has reflection. -Turito

<ul>
<li>Wavelength is usually denoted by the Greek letter lambda (λ)</li>
<li>It is equal to the speed (v) of a wave in a medium divided by its frequency (f).</li>
<li>λ = v/f.</li>
</ul>

Solution for the question - wavelength is denoted by __________.

Wavelength is denoted by __________.-Turito

<ul>
<li>Sound travels much slower than the speed of light.</li>
<li>The speed of sound in air is about 330m/s.</li>
<li>Whereas, the light will travel through the vacuum at a speed of 3×108m/s.</li>
<li>So, the given statement is false.</li>
</ul>

Solution for the question - sound travels faster than light.

Sound travels faster than light.-Turito

<ul>
<li>Compression is a region where the particles are closest together.</li>
<li>Rarefaction is a region where the particles are furthest apart. </li>
<li>So, the correct option is a.</li>
<li><img src="https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/generalfeedback/898202/1/907947/download.png" alt="" width="358" height="141" /></li>
</ul>

In compression the particles are ___________ to each other. <div> </div>

Solution for the question - in compression the particles are ___________ to each other. abovebelowfarcloser

In compression the particles are ___________ to each other. -Turito

<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

<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

Have a query? Ask a Tutor!!

Can’t find what you’re looking for?

The unit of frequency is __________.

MeterKilosHertzPascal

The unit of frequency is Hertz

The correct answer is: Hertz

Frequency is the number of waves that pass a fixed point in unit time. The SI unit for frequency is the hertz (Hz).

Related Questions to study

Sound has reflection.

Sound has reflection.

Wavelength is denoted by __________.

Wavelength is denoted by __________.

Sound travels faster than light.

Sound travels faster than light.

In compression the particles are ___________ to each other.

In compression the particles are ___________ to each other.

Sound cannot travel through _________

Sound cannot travel through _________

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 _______.

With Turito Academy.

With Turito Foundation.

Get an Expert Advice From Turito.

Turito Academy

With Turito Academy.

Test Prep

With Turito Foundation.

Courses

Quick Links

Meter
Kilos
Hertz
Pascal

Frequency is the number of waves that pass a fixed point in unit time.

The SI unit for frequency is the hertz (Hz).