Quiz 20, Sections 7.5-7.6 Flashcards Preview

5th Science > Quiz 20, Sections 7.5-7.6 > Flashcards

Flashcards in Quiz 20, Sections 7.5-7.6 Deck (10):
1

When air is cooled, it ______, and takes up less space

contracts

2

Air is mostly made up of ____ (78%)

nitrogen

3

The total weight of air on a particular object is _____.

air pressure

4

The layer of the atmosphere closest to earth is the _____.

troposphere

5

The later where weather occurs is the ____.

troposphere

6

The invisible shield of gas that protects the earth is the _____ layer

ozone

7

Pieces of space debris that hurtle through our atmosphere are called _____.

meteoroids

8

Atoms that have lost electrons are called ____.

ions

9

Another name for the northern lights is

aurora borealis

10

The north magnetic pole is located near the geographic _______ Pole.

North