C9 : The early atmosphere

Question 1

Atmosphere

Answer 1

A layer of gas surrounding the Earth

Question 2

When do scientists believe the Earth was formed

Answer 2

4.6 billion years ago

Question 3

What created Earth

Answer 3

Giant rocks colliding with each other, These collisions generated huge amounts of heat and for it’s first billion years, the Earth was very hot

Question 4

The early atmosphere

Answer 4

The Earth would’ve had thousands of volcanoes which would release mostly carbon dioxide, water vapor and nitrogen creating the Earth’s first atmosphere

Question 5

What evidence do scientists use when looking at early formations of the Earth

Answer 5

.Collecting gas samples from ancient rocks/ice in the arctic
.Gathering data from the atmosphere from other planets and moons