Basics of Earth Sciences

Question 1

What does the Gaia hypothesis say?

Accepted Answer

Earth's a living organism that holds4 interconnected systems

Question 2

Oceanic crust near the mid-ocean ridge is ___________________ than crust far from the ridge.

Accepted Answer

younger

Question 3

The outer core of Earths interior is:

Accepted Answer

liquid

Question 4

What is Plate Tectonics?

Accepted Answer

The theory of plates moving slowly over the mantle.

Question 5

Type of boundary where plates are moving apart like at a mid ocean ridge

Accepted Answer

divergent

Question 6

Evidences for the Theory of continental drift include:

Accepted Answer

fossils of plants and animals across continents, features such as mountains when continents are put together, continents fitting together like a jigsaw, past climate evidence

Question 7

How old is our solar system?

Accepted Answer

4.6 billion years

Question 8

Mid oceanic ridge between South America and Africa?

Accepted Answer

Mid Atlantic ridge

Question 9

Which British scientist is credited with creating the Gaia Hypothesis?

Accepted Answer

James Lovelock

Question 10

The inner planets of the Solar System are...

Accepted Answer

rocky and small

Question 11

Who came up with the theory of continental drift?

Accepted Answer

Wegener

Basics of Earth Sciences

Questions 11

Basics of Earth Sciences

Questions 11