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Marmik Jain 3 years, 10 months ago

What is the angle of incidence of a ray if the reflected ray is at an angle of 90° to the incident ray? Ans. The angle of incidence ray will be 45°.

ANSWER

What is Microsoft

Posted by Tahura Salimuddin 3 years, 6 months ago

CBSE > Class 08 > Science

1 answers

Sia ? 3 years, 6 months ago

Microsoft Corporation is an American multinational technology company with headquarters in Redmond, Washington. It develops, manufactures, licenses, supports, and sells computer software, consumer electronics, personal computers, and related services.

ANSWER

What are the characteristics of the image formed by a plane mirror ??

Posted by Vinit Jain 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Sparshika Singh 3 years, 10 months ago

Virtual Laterally inverted Image will be same size as the object.

Marmik Jain 3 years, 10 months ago

A plane mirror always forms a virtual image (behind the mirror). The image and object are the same distance from a flat mirror, the image size is the same as the object size, and the image is upright.

Dilip Sahu 3 years, 10 months ago

A plane mirror always forms a virtual image (behind the mirror). The image and object are the same distance from a flat mirror, the image size is the same as the object size, and the image is upright

ANSWER

Which force allows us to walk ?is it frictional force?

Posted by Hargun Singh 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Hargun Singh 3 years, 10 months ago

Thanks@AnkitRashmi &@8056ShrutiS.8-B

Ankit Chhawadi Rashmi Chhawdi 3 years, 10 months ago

Frictional force allows us to walk

Sruthi S. 3 years, 10 months ago

THE ANSWER IS GRAVITATIONAL Let's focus on the foot. If you are standing still of course there is no friction, every force is just acting on the vertical. But let's think of what happens when you start to walk. If you think about it you're just, in a way, "pushing the floor" in the opposite direction of your walking. Thus the friction force acts in the same direction of your walking.

ANSWER

What is the best to use as energy

Posted by 'Roshan' 'Sonekar' 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Sia ? 3 years, 5 months ago

Bananas.
Fatty fish.
Brown rice.
Sweet potatoes.
Coffee.
Eggs.
Apples.
Water.

ANSWER

What is the formula of speed

Posted by Anjani Yadav Yadav 3 years, 10 months ago

CBSE > Class 08 > Science

5 answers

Dhanshree Bhoyar 3 years, 10 months ago

Speed=Distance/time

Abhishek Kumar 3 years, 10 months ago

Speed =Distance/Time

'Roshan' 'Sonekar' 3 years, 10 months ago

Speed=distance / time

Shruti Dhua 3 years, 10 months ago

Speed = Distance/Time

Bani Singh Bani Singh 3 years, 10 months ago

Speed=distance/time

ANSWER

What do you mean by sound

Posted by Tanish Chauhan 3 years, 10 months ago

CBSE > Class 08 > Science

5 answers

Dilip Sahu 3 years, 10 months ago

Sound is a form of energy which produced by vibration and produces sensation of hearing in our ear.

Kundan Kumar 3 years, 10 months ago

It is a kind of vibration

?Saksham? ?? 3 years, 10 months ago

particular auditory impression : tone. b : the sensation perceived by the sense of hearing. c : mechanical radiant energy that is transmitted by longitudinal pressure waves in a material medium (such as air) and is the objective cause of hearing. 2a : a speech sound a peculiar r-sound.

Adilmazid 0_9 3 years, 10 months ago

Sound is a kind vibration

Hargun Singh 3 years, 10 months ago

It is a kind of vibration

ANSWER

Diagram of animals and plant

Posted by Yash Phule 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Sia ? 3 years, 5 months ago

Please ask question with complete information.

ANSWER

Boron is what

Posted by Jr The Master Of Arts 3 years, 10 months ago

CBSE > Class 08 > Science

2 answers

Devansh Sahu 3 years, 10 months ago

It is an non metal

Bani Singh Bani Singh 3 years, 10 months ago

Boron is a chemical elements with the symbol B and atomic number 5.

ANSWER

What is fermentation? Explain this process?

Posted by Ali Imran 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Ali Imran 3 years, 10 months ago

Thanks

Khushi Yadav 3 years, 10 months ago

The process of conversation sugar into alcohol is called fermentation

Shiya ?‍♀️? 3 years, 10 months ago

Fermentation is a metabolic process that produces chemical changes in organic substrates through the action of enzymes. In biochemistry, it is narrowly defined as the extraction of energy from carbohydrates in the absence of oxygen. ... The science of fermentation is known as zymology.

ANSWER

What is air?

Posted by Satya Tripathi 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Dhanshree Bhoyar 3 years, 10 months ago

Air is a mixture of many gases and consist of tiny particles

Khushi Gupta 3 years, 10 months ago

Air is the mixture of gases that make up the earth's atmosphere

Shiya ?‍♀️? 3 years, 10 months ago

Air is a mixture of gases that make up the Earth's atmosphere.

ANSWER

Stiletto heels are more likely to mark floors. Why??

Posted by Niki Gupta 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Ishan Bajaj 3 years, 10 months ago

Because of the very small heel, they tend to focus a great deal of pressure on a very small area of the floor. This is more likely to create marks from the shoe or into the tile.

ANSWER

What is the sound?

Posted by Satya Tripathi 3 years, 10 months ago

CBSE > Class 08 > Science

5 answers

Bhavya Shah 3 years, 9 months ago

Sound is the form of energy through which we can hear with our ear

Sanskruti Chavan 3 years, 10 months ago

The sensation heared by our ears is known as sound. It is a form of energy.

?Saksham? ?? 3 years, 10 months ago

Ali Imran 3 years, 10 months ago

Sound is a form of energy through which we can communicate with each other.

Trisha Roy 3 years, 10 months ago

Vibration that travel through the Air.

7Thank You

ANSWER

The water vapour coming out of the freezer were of the temperature. (A)0. Degree Celsius (B) O Kelvin (C). Room temperature (D)100 degree Celsius

Posted by Parul Thakur 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Shitika Trehan 3 years, 10 months ago

A part

ANSWER

What is the first step of before growing crop

Posted by Rahul Sawin 3 years, 10 months ago

CBSE > Class 08 > Science

5 answers

Bhavya Shah 3 years, 9 months ago

Preparation of soil

Ankit Chhawadi Rashmi Chhawdi 3 years, 10 months ago

Preparation of soil

Zibiah Gonsalves 3 years, 10 months ago

Preparation of soil

Sumedha Pradhan 3 years, 10 months ago

The first step of growing crops is:- Preparation of soil

Parul Thakur 3 years, 10 months ago

Preparation of soil

ANSWER

Define frequency and aamplitude Ch:13 sound

Posted by Sakshi Padyar 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Dilip Sahu 3 years, 10 months ago

Frequency: The number of oscillation/vibration/wave/cycle per second is known as frequency. S.I. Unit of frequency is Hertz(Hz). Amplitude: The maximum height of crest and depth of trough is called amplitude.

Hardeep Kaur 3 years, 10 months ago

Mohit field to tired after doing a little work only .when he visited it doctor he was told that he had different where did Mohit have iron in his body? 1)in bones )2 in blood 3) in hair 4)none of these

Hardeep Kaur 3 years, 10 months ago

Mohit field to tired after doing a little work only .when he visited it doctor he was told that he had different where did Mohit have iron in the baby 1) copper 2) sulphur 3)chlorine 4) oxygen

ANSWER

When a machine is running continuously

Posted by Eklavya Dixit 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Zibiah Gonsalves 3 years, 9 months ago

It generates heat

ANSWER

The same kind of plant grown and cultivated in a large scale at a place

Posted by Gopal Joshi 3 years, 10 months ago

CBSE > Class 08 > Science

5 answers

Ankit Chhawadi Rashmi Chhawdi 3 years, 10 months ago

Crop

Sumedha Pradhan 3 years, 10 months ago

Crop

Prachi Thakur 3 years, 10 months ago

crop

Parul Thakur 3 years, 10 months ago

Crop

Kartika Rajput 3 years, 10 months ago

Crop

ANSWER

If air and cloud were good conductors of electricity, do you think lightning could occur ? Explain.

Posted by Banarasiya Don???? 3 years, 10 months ago

CBSE > Class 08 > Science

2 answers

Banarasiya Don???? 3 years, 10 months ago

Thk shitika

Shitika Trehan 3 years, 10 months ago

, all the charges collected at the clouds will continuously transfer through air, i.e. charge will not accumulate on cloud and so, there will be no lightning.

ANSWER

Granaries

Posted by Abhishek You 3 years, 10 months ago

CBSE > Class 08 > Science

0 answers

ANSWER

Lesson 12

Posted by Gurjit Singh 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Chandu Rao 3 years, 10 months ago

good

ANSWER

Explain endocrine system

Posted by Amrita Samal 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Singla Suman 3 years, 10 months ago

The endocrine system is a chemical messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs. In vertebrates, the hypothalamus is the neural control center for all endocrine systems

ANSWER

What is deforestation ? Mention its harm ful effects.

Posted by Shaik Abdul Siddiq 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Devansh Sahu 3 years, 10 months ago

Cutting down of forest is called deforestation There harmful effects are:- 1. Global Warming 2. Drought 3. Flood 4. Soil Erosion 5. Unfertilze land 6. Disturbance in food chain.

Krishna Tomar 3 years, 10 months ago

Deforestation is the cutting of trees on a large scale

Singla Suman 3 years, 10 months ago

What is Deforestation? Deforestation can be defined as the large-scale removal of trees from forests (or other lands) for the facilitation of human activities. It is a serious environmental concern since it can result in the loss of biodiversity, damage to natural habitats, disturbances in the water cycle, and soil erosion. Deforestation is also a contributor to climate change and global warming

ANSWER

Light chapter all Questions answers

Posted by Harsh Sharma 3 years, 10 months ago

CBSE > Class 08 > Science

1 answers

Sia ? 3 years, 5 months ago

https://mycbseguide.com/dashboard/chapter/1482

ANSWER

What is the male reproductive organ

Posted by V. Vibhavari 3 years, 10 months ago

CBSE > Class 08 > Science

4 answers

Parul Thakur 3 years, 10 months ago

Testis

Vanshika Nagar 3 years, 10 months ago

Testis

4Thank You

Vikas Sharma 3 years, 10 months ago

Testis

3Thank You

Krisha Koshti 3 years, 10 months ago

Testis

5Thank You

ANSWER

Why is gold used for making jewelry

Posted by Parul Pragya 3 years, 10 months ago

CBSE > Class 08 > Science

3 answers

Singla Suman 3 years, 10 months ago

Gold is a metal which is lustrous ( shiny ) , malleable (that can be hit or pressed into shape easily without breaking or cracking) , ductile ( able to be drawn out into a thin wire - so that to make earrings, etc ) as it has all the required properties that's why gold is used to make jewelry

Shreya Jha 3 years, 10 months ago

Ritika Talwar 3 years, 10 months ago

As it is having very shiny appearance and as it is very beautiful