7th Grade Weather Pretest

This type of radiation can cause sunburns

The amount of ______ in the air varies greatly from place to place and time to time. 

Gases in the air that are present in very small amounts are called _______ gases. 

Which layer of the atmosphere has no definite outer limit? 

When gasoline is burned, it releases the gas: 

This device is used to measure the air pressure: 

The second most abundant gas in our atmosphere. 

Energy from the sun travels to the Earth in the form of

The weight of a column of air pushing on an area. 

The direct transfer of energy by electromagnetic waves

When gasses reflect energy back to the surface of the Earth, causing it to increase in temp: 

The transfer of heat between two objects that are in direct contact. 

Which of the following is NOT a property of air? 

The movement of air parallel to the Earth's surface. 

About ___ percent of incoming sunlight is reflected by clouds, dust and gases in the atmosphere

While it only makes up 0.03% of the Earth's atmosphere, this gas is vital to life. 

The topmost layer of the atmosphere: 

The increase of carbon dioxide in the atmosphere may increase the: 

Air pressure usually ____________ as altitude ___________. 

This layer of the atmosphere blocks ultraviolet radiation and helps to protect us from it. 

Measures the total energy of motion in the particles of a substance. 

This is the second layer of the atmosphere from the bottom. 

The layer that burns meteoroids up in the atmosphere. 

The bottom most layer of the Earth's atmosphere is the: 

50% of the energy that reaches the Earth's surface is __________ by land and water. 

Most sunlight is usually _________ or ________ before it can reach the Earth's surface.

Air density is greatest: 

Air pressure is greatest at which of the following: 

The transfer of heat by the movement of a fluid: 

In a convection current, ______ air rises while _____ air falls. 

The distance of an object or area above sea level.

The most abundant gas in the atmosphere

The amount of mass in a given volume of air is its: 

Clouds form when water vapor _______ out of the air

The envelope of gases that surrounds the planet. 

The direct transfer of energy from electromagnetic waves: 

Which of these do plants need to make food? 

Winds that blow steadily from specific directions over long distances

This is the layer of the Earth's atmosphere where weather will occur:

About __ percent of sunlight is absorbed by gases and particles in the atmosphere. 

Wind speed is measured with: 

Water in the form of a gas is known as: 

Events in one part of the atmosphere affect other parts of the atmosphere. This means: 

The average amount of energy of motion of each particle in a substance: 

What do dust, smoke, salt and chemicals have in common? 

The condition of the Earth's Atmosphere at a particular time and place. 

This is the "middle" or third layer of the Earth's atmosphere: 

In which layer of the atmosphere can air temperatures reach 1,800 degrees C? 

This layer of the atmosphere contains the Ozone Layer

Dust -sized particles, gases, and clouds disperse light in all directions in a process called.