G6 Semester 1 Science Review PART 1

What is the layer of the atmosphere that has the ozone layer?

(a)  

Nitrogen makes up (a)   % of the Earth's atmosphere. (use a number!)

Oxygen makes up (a)   % of the Earth's atmosphere.

A volcano that is currently errupting or is going to errupt soon is called an (a)   volcano.

A volcano that has not erupted recently but could erupt in the future is called a (a)   volcano.

A volcano that is not expected to erupt again is called an (a)   volcano.

Burning fossil fuels increases ______ _____ in the atmosphere. (2 words!)

(a)  

The lithosphere is broken into pieces called _____ ______ (2 words!)

(a)  

The condition of the atmosphere at any given place and time is called the (a)   .

The process where greenhouse gases trap heat in Earth’s atmosphere, keeping the planet warm is called the (a)   (2 words)