Question 1

The two most abundant greenhouse gases in Earth's atmosphere are ____________________ and ____________________.

Accepted Answer

The answer of The two most abundant greenhouse gases in...

Question 2

A tropical storm system, with its swirling band of rotating clouds and sustained surface winds of 65 knots, is known as a ____.

Accepted Answer

A tropical storm system with sustained surface winds of 65 knots (approximately 74 miles per hour or 119 kilometers per hour) is classified as a hurricane. This definition specifically applies to the North Atlantic, central and eastern North Pacific, and South Pacific Oceans. In other regions, such storms may be called typhoons or cyclones, but the characteristics described match those of a hurricane.

Question 3

In the mid-1990s, the National Weather Service replaced original radars with sophisticated instruments known as ___________________ that have the ability to peer into a severe thunderstorm, unveil its winds, and show precipitation intensity.

Accepted Answer

The answer of In the mid-1990s, the National Weather Service...

Question 4

The concentration of ____________________ is close to 21 percent (by volume)in the upper stratosphere (the same concentration as in the troposphere), but without proper breathing apparatus you would not be able to survive there.

Accepted Answer

The answer of The concentration of ____________________ is close to...

Question 5

Weather and climate affect human lives in many ways, but the most immediate effect is related to ____.

Accepted Answer

The answer of Weather and climate affect human lives in...

Question 6

Recorded temperatures on Earth range from ____.

Accepted Answer

The recorded temperatures on Earth range from -128.6°F (-89.2°C) in Antarctica to 134°F (56.7°C) in Death Valley, California, which is approximately -121 to 122 degrees Fahrenheit.

Question 7

The Sun is surrounded by Earth, and how many other planets?

Accepted Answer

The Sun is surrounded by eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

Question 8

The layer of the atmosphere that contains all of our weather is the _________________.

Accepted Answer

The answer of The layer of the atmosphere that contains...

Question 9

____________________, ____________________, ____________________, and water vapor are the four most abundant gases in today's atmosphere.

Accepted Answer

The answer of ____________________, ____________________, ____________________, and water vapor are...

Question 10

Air molecules are held near Earth through ______________________.

Accepted Answer

Air molecules are held near Earth primarily through the force of gravity, which pulls the molecules towards the planet's center.

Question 11

____________________ describes conditions averaged over a region or over a period, whereas ____________________ describes the condition of the atmosphere at a particular time and place.

Accepted Answer

The answer of ____________________ describes conditions averaged over a region...

Question 12

The average surface temperature on Earth is ____.

Accepted Answer

The average surface temperature on Earth is approximately 59 degrees Fahrenheit (15 degrees Celsius).

Question 13

The average or standard ____________________ in the troposphere is about 6.5°C for every 1000 m or about 3.6°F for every 1,000-foot rise in elevation.

Accepted Answer

The answer of The average or standard ____________________ in the...

Question 14

In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ____________________ and ____________________ around an area of surface low pressure.

Accepted Answer

The answer of In the middle latitudes of the Northern...

Question 15

A zone known as ___________________ is one in the atmosphere in which, on average, the air temperature remains constant with height.

Accepted Answer

The answer of A zone known as ___________________ is one...

Question 16

The ozone hole is located over ____________________.

Accepted Answer

The answer of The ozone hole is located over ____________________....

Question 17

Wind blows ____________________ around low-pressure areas, and ____________________ around high-pressure areas in the Northern Hemisphere.

Accepted Answer

The answer of Wind blows ____________________ around low-pressure areas, and...

Question 18

Falling rain and snow is called ____.

Accepted Answer

Falling rain and snow are examples of precipitation, which is any form of water - liquid or solid - falling from the sky. It includes rain, snow, sleet, and hail.

Question 19

Over the past 100 years or so, Earth's surface temperature has increased by ____.

Accepted Answer

Over the past century, Earth's surface temperature has increased by approximately 1.4 degrees Fahrenheit, which is equivalent to about 0.8 degrees Celsius.

Question 20

The atmosphere protects inhabitants at Earth's ____________________.

Accepted Answer

The answer of The atmosphere protects inhabitants at Earth's ____________________....

Quiz 1: Earth and Its Atmosphere

The two most abundant greenhouse gases in Earth's atmosphere are and .