79 Best Earth Questions and Answers (Q&A) - ProProfs Discuss

Yashu Dhiman, Content Writer
Answered: Jan 06, 2020

Ground Disturbance is any kind of earth activity that occurs due to construction work or any operational work. Any activity that disturbs ground below than 300 mm is deemed to be a ground...Read More

2 Answers

493 views

What is the difference between Earth and Venus?

Bergeront Tiffney, Computer Engineer
Answered: Jul 22, 2019

Though Earth and Venus are seldom called Twin Planets, they are very different from each other. Earth is the third planet from the sun in the solar system while Venus is second. Venus has a...Read More

2 Answers

480 views

Which layer lies directly above the inner core?

Rogerza
Answered: Apr 19, 2024

Outer core

1 Answer

430 views

What proof is there that the Earth is round?

Answered: Apr 19, 2024

There are many ways to prove that earth is round. One of them is observing a ship emerge from a long distance from the sea to the shore. The ship will appear to come up from beneath the water to the...Read More

4 Answers

390 views

Which layer lies directly above the outer core?

Wyatt Williams
Answered: Apr 19, 2024

Mantle

1 Answer

381 views

How many days does it take the earth to revolve around the sun?

Robert Hazlewood, Senior Executive
Answered: May 23, 2019

It takes one year or 365 days or approximately 365 and ¼ days for the Earth to complete its’ orbit around the sun, which is why we have a leap year every four years and February has...Read More

3 Answers

367 views

How can we save Earth?

Yashu Dhiman, Content Writer
Answered: Aug 08, 2019

The fact that you're here reading this answer could be due to two plausible reasons. First one could be your concern for our mother nature and you volunteer yourself to participate for the...Read More

4 Answers

359 views

What is the Greek meaning for atmos?

Jayjay
Answered: Apr 19, 2024

Vapor

1 Answer

357 views

What is the least dense layer of the earth?

Ljones
Answered: Apr 19, 2024

Crust

1 Answer

338 views

Who caught the Wife as she was falling?

Wyatt Williams
Answered: Apr 19, 2024

Two swans

1 Answer

328 views

What is the difference between Earth and Mars?

C. Block, English Professor
Answered: Jun 07, 2019

The planets Earth and Mars are both included in the Solar System yet they are very different planets. Earth, as humans have proven and testified, is readily-liveable planet compared to Mars. In...Read More

1 Answer

323 views

What are the causes of the destruction of our ecosystem?

Robert Hazlewood, Senior Executive
Answered: Jul 29, 2019

There are several ways in which our lands are being degraded, such as the destruction of global forests, to the fragmentation of habitat and mining, natural ecosystems are under threat. Today's...Read More

1 Answer

296 views

What part of the Earth is liquid?

Adam O' Brien
Answered: Sep 01, 2017

There is one area in the earth’s crust that is liquid. That is the outer core. The inner core is a solid chunk of iron ore, nickel, and other magnetic metals. Nickel and iron also make up a...Read More

2 Answers

289 views

How do scientists tell the age of different rocks on Earth?

Leo Samuels, Content Writer
Answered: Jul 16, 2020

The layering of rocks is similar in many places on earth, so they examine different layer to assess the age and C states that some of the element gradually change into other elements due to...Read More

2 Answers

278 views

What is the difference between Evaporation and Transpiration?

H. Martin, Content Writer
Answered: Aug 13, 2019

Water is an essential part of human life. It is referred to as the hydrophilic part of the earth crust, and it constitutes 70 percent of the earth. There are various forms by which water can be...Read More

1 Answer

276 views

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