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0Thank You

Pinky . 7 months, 1 week ago

How many vitamins do have

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Explain pendulum working please now

Posted by Anvesha Shukla 7 months, 1 week ago

CBSE > Class 06 > Science

2 answers

Harsh Meena 6 months, 1 week ago

A pendulum is a simple mechanical device that consists of a weight (known as the pendulum bob) attached to the end of a string or rod. When a pendulum is set in motion, it exhibits a back-and-forth swinging motion. This motion is governed by the principles of physics, specifically related to the force of gravity and the conservation of energy. Here's how a pendulum works: 1. **Gravity**: The primary force at play in a pendulum is gravity. When the pendulum bob is lifted and released, gravity pulls it downward. 2. **Potential Energy**: As the pendulum bob is lifted, it gains potential energy due to its height above the lowest point it can reach. This potential energy is converted into kinetic energy as the bob is released. 3. **Swinging Motion**: The release of the pendulum bob allows it to start swinging back and forth. The energy is constantly converted between potential energy (at the highest point of the swing) and kinetic energy (at the lowest point of the swing). 4. **Period**: The time it takes for the pendulum to complete one full swing, from one extreme position to the other and back again, is known as the "period." The period of a pendulum depends on its length and the acceleration due to gravity but is largely independent of the initial angle from which it is released. 5. **Regular Motion**: If the pendulum is not subjected to significant air resistance or friction, its motion remains regular and predictable. This is why pendulums are often used in timekeeping devices like grandfather clocks. 6. **Damping**: In real-world situations, pendulum motion is often affected by air resistance and friction, which can gradually slow down the swinging. This is referred to as damping, and it causes the pendulum's motion to eventually stop. Pendulums have been used historically for timekeeping in clocks and are also found in various scientific instruments and applications due to their consistent and predictable motion. The period of a pendulum can be calculated using the formula: T = 2π √(L / g) Where: - T is the period of the pendulum. - L is the length of the pendulum. - g is the acceleration due to gravity. This formula illustrates the relationship between the period, length of the pendulum, and gravity's influence on its motion.

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Tanvee Choudhary 7 months, 1 week ago

Time is measured by making use of the time taken by its pendulum to complete one oscillation

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The chemical used for testing the presence of sugar in food

Posted by Tanvee Choudhary 7 months, 1 week ago

CBSE > Class 06 > Science

5 answers

Harsh Meena 6 months, 1 week ago

The chemical commonly used for testing the presence of sugar in food is Benedict's solution. Benedict's solution is a blue liquid that contains copper sulfate and other compounds. When heated in the presence of reducing sugars, such as glucose or fructose, it changes color from blue to green, yellow, orange, or even red, depending on the concentration of sugar present. This color change serves as an indicator of the presence of reducing sugars in a food sample and is often used in laboratory tests to detect the presence of sugar in various food products.

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Aaradhya Baghla 7 months ago

Iodine solution

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Rohini Rathod 7 months ago

Iodine solution

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Darsh Gupta 7 months, 1 week ago

Iodine solution

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Shreyasi Jaiswal 7 months, 1 week ago

Benedict's solution

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ANSWER

Two muscles work together to move a bone-how

Posted by Nithin Gowda. S 7 months, 2 weeks ago

CBSE > Class 06 > Science

1 answers

Bikramjeet Bajwa 7 months, 1 week ago

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Does Margin gives shape to the roo

Posted by Aryaveer Ahuja 7 months, 2 weeks ago

CBSE > Class 06 > Science

1 answers

Anjali Nath 7 months, 1 week ago

Noooooooo

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How will you separate sand and salt from their mixture

Posted by Jayanta Kumbhar 7 months, 2 weeks ago

CBSE > Class 06 > Science

5 answers

Priyanshi Patidar 7 months, 1 week ago

Through the process of evaporation.

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Bikramjeet Bajwa 7 months, 1 week ago

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Tanvee Choudhary 7 months, 1 week ago

Sedimentation

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Aditya Yadav 7 months, 2 weeks ago

By process of sedimentation and decantation

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Abhineet Kumar 7 months, 2 weeks ago

By the process of sedimentation

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differentiate between hinge and pivot joint

Posted by Devyansh Gupta 7 months, 3 weeks ago

CBSE > Class 06 > Science

2 answers

Harsh Meena 6 months, 1 week ago

Hinge joints and pivot joints are both types of synovial joints in the human body, but they have different structures and allow for distinct types of movement. Here's a differentiation between the two: **Hinge Joint:** 1. **Structure**: Hinge joints consist of two bones where the cylindrical end of one bone fits into a trough-like surface on the other bone. They are relatively simple in structure. 2. **Location**: Hinge joints are found in the body's limbs and are primarily associated with the elbow and knee. 3. **Range of Motion**: Hinge joints allow movement in one plane, typically along a single axis, like a door hinge. They enable flexion and extension movements. For example, the elbow can flex and extend, while the knee primarily allows flexion and extension. 4. **Examples**: The elbow joint is a classic example of a hinge joint, allowing the arm to bend (flexion) and straighten (extension). **Pivot Joint:** 1. **Structure**: Pivot joints involve a rounded or pointed bone end that rotates within a ring formed by another bone or ligament. This design allows rotational movement. 2. **Location**: Pivot joints are mainly found in the neck and forearm. 3. **Range of Motion**: Pivot joints allow rotational movement around a central axis. For instance, the pivot joint at the top of the neck (atlantoaxial joint) allows the head to turn from side to side. 4. **Examples**: The joint between the first two cervical vertebrae (C1 and C2) in the neck is a pivot joint. It allows you to rotate your head, such as when you shake your head to say "no." In summary, hinge joints permit movement in a single plane (flexion and extension), like the hinge of a door, while pivot joints enable rotational movement around a central axis, as seen in the rotation of the head or forearm.

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Abhineet Kumar 7 months, 3 weeks ago

What is winnowing

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Difference between sedimentation and decantation

Posted by Aakanksha Aakanksha 7 months, 3 weeks ago

CBSE > Class 06 > Science

2 answers

Pawan Yadav 7 months, 3 weeks ago

1Thank You

Monu Sahu 7 months, 3 weeks ago

Monu

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ANSWER

that time no cement is there how Taj Mahal was created

Posted by Ayan Bagayat 7 months, 3 weeks ago

CBSE > Class 06 > Science

2 answers

Aakanksha Aakanksha 7 months, 3 weeks ago

Difference between sedimentation and decantation

1Thank You

20 Divya Khaparde 6C 7 months, 3 weeks ago

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Drawing of ribcage

Posted by Kartik Thakur 7 months, 3 weeks ago

CBSE > Class 06 > Science

0 answers

ANSWER

What is measurent

Posted by Ananya Mandlik 8 months ago

CBSE > Class 06 > Science

2 answers

Tanvee Choudhary 7 months, 1 week ago

a collection of quantitative or numerical data that describes a property of an object or event

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Poornima Sweety 7 months, 4 weeks ago

Measurement is a measure of things

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Why the process of rusting is more usual in coastal areas?

Posted by Pranesh Singh 8 months ago

CBSE > Class 06 > Science

2 answers

Neelu Pathak 7 months, 3 weeks ago

Leaves of the plant which type root system show reticute venation

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Shreyal Bhati 7 months, 4 weeks ago

Don't post personal information, mobile numbers and other details.
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Neck bends

Posted by Charanjith Jay N.A. 8 months ago

CBSE > Class 06 > Science

1 answers

Hindu 0214😎🚩🤐 7 months, 3 weeks ago

It's a pivot joint

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ANSWER

Neck rotates completely

Posted by Charanjith Jay N.A. 8 months ago

CBSE > Class 06 > Science

4 answers

Charanjith Jay N.A. 7 months ago

No, do not rotate completely

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Tanvee Choudhary 7 months, 1 week ago

Because of pivot joint

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Pranesh Singh 8 months ago

Because pivot joint allows movement in all directions

2Thank You

Pranesh Singh 8 months ago

360

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Write any tow common characteristics of living beings

Posted by Shruti Singh 8 months ago

CBSE > Class 06 > Science

5 answers

Hindu 0214😎🚩🤐 7 months, 3 weeks ago

Made up of cells Reproduction

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Deepika Dalvi 7 months, 4 weeks ago

Human and animals

2Thank You

Pranesh Singh 8 months ago

Living beings grow. Loving beings reproduce

2Thank You

Kavya Prajapat 8 months ago

Movements Reproduction

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Vishwa Vishwa 8 months ago

Property

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What we lean in ch , 5 body movements

Posted by Vaishnavi Lodhi 8 months ago

CBSE > Class 06 > Science

1 answers

Aarna Gusain 8 months ago

Movement is the change in the position of a body part with respect to the whole body. It is one of the significant features of all living beings. The blinking of the eyes, breathing, eating are all examples of movement.

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ANSWER

What type of joints in our body

Posted by Vaishnavi Lodhi 8 months ago

CBSE > Class 06 > Science

2 answers

Md Sameer Ahmad 8 months ago

Name main joints boda

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Vaishnavi Lodhi 8 months ago

4 types of joints in joint in our body

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Why we don't move our elbow in backward

Posted by Dibya Prakash 8 months, 1 week ago

CBSE > Class 06 > Science

2 answers

Aarna Gusain 8 months ago

Due to hinge joint

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Mriganco Das 8 months ago

We cannot move our elbow backward because elbow joint is a hinge joint. Hinge joints are joints like door hinges where only back and forth movement is possible.

2Thank You

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How many muscles work together to move a bone

Posted by Yashvi . 8 months, 1 week ago

CBSE > Class 06 > Science

2 answers

Hindu 0214😎🚩🤐 7 months, 3 weeks ago

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Mriganco Das 8 months ago

two muscles.

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ANSWER

What are veins

Posted by Kirtt Mehuriya 8 months, 1 week ago

CBSE > Class 06 > Science

2 answers

Kani Shanmi 6 months, 3 weeks ago

Side of the midrup

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Priyansu Kumar Sahoo 8 months ago

A line in the leaf is called veins

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ANSWER

Write down 3 differences between Transparent, translucent and Opaque Objects?

Posted by Alka Devi 8 months, 1 week ago

CBSE > Class 06 > Science

3 answers

Alka Devi 6 months, 3 weeks ago

Common factor of 12 and 30 is?

1Thank You

Yashvi . 8 months, 1 week ago

Main difference is in transparent we can seen clearly in translucent we can ce but not clearly in opaque we can't seen anything

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Ishaan Sha 8 months, 1 week ago

Transeprant obeject allow light to pass through them easily ex water glass translucent object alow allow light to pass through them particle X frustrate glass paper Opaque observed do not allow light to pass through them etc would iron soul etc

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Of chapter 2

Posted by Lipsi Agarwal 8 months, 1 week ago

CBSE > Class 06 > Science