Exam 1

Question 1

The earths atmosphere is made up mostly of these two gases

Answer 1

nitrogen and oxygen

Question 2

the pressure read by a barometer at the surface in Miami should be approximately ___, while the pressure in Denver would read approximately ____

Answer 2

1013 mb, 830 mb

Question 3

The earth absorbs __% of the suns radiation and reflects ___ %

Answer 3

50, 30

Question 4

32 degrees F is equal to ___ degrees C, which is also equal to ___ kelvin. this is the ___ point for water.

Answer 4

0, 273, freezing

Question 5

At absolute zero, the temperature is __ and al molecular motion ___

Answer 5

0K, stops

Question 6

The energy requires to change a substance from one phase to another is called

Answer 6

latent heat

Question 7

radiation emitted by the sun is often referred to as ___ radiation, while radiation emitted by the earth is often referred to as ___radiation

Answer 7

shortwave, longwave

Question 8

what is the main reason we have seasons on earth?

Answer 8

the tilt of the earth causes the sun to hit the surface at different angles throughout the years

Question 9

the four main temperature controls are?

Answer 9

land and water distribution, ocean currents, elevation, and latitude

Question 10

which of the following would cause relative humidity to decrease?

a. cooling the air
b. warming the air
c. taking away water vapor
d. none of the above

Answer 10

c. taking away water vapor

Question 11

which of these is not a greenhouse gas?

a. water vapor
b. ozone
c. hydrogen
d. methane

Answer 11

c. hydrogen

Question 12

atmospheric pressure is measure of the ___ of the atmosphere

Answer 12

weight

Question 13

pressure is measured in the following units

Answer 13

millibars, inches of mercury, hectopascal

Question 14

moist air is ___ than dry air

Answer 14

more buoyant

Question 15

In the northern hemisphere, the earth is ____ to the sun during the winter as opposed to summer

Answer 15

closest

Question 16

Low clouds

Answer 16

stratus

Question 17

middle clouds

Answer 17

alto

Question 18

high clouds

Answer 18

cirro

Question 19

layers of the atmosphere from Lowest to highest

Answer 19

troposphere, stratosphere, mesosphere, thermosphere, and exosphere

Question 20

The transfer of heat by mass movement of a fluid such as air is called

Answer 20

convection

Question 21

transfer of heat by the touching objects is called

Answer 21

conduction

Question 22

T/F tempeture decreases with height in the stratosphere

Answer 22

F

Question 23

T/F a cloud that is classified as a high puffy clouds if called a cirrostratus cloud

Answer 23

F

Question 24

T/F ozone is a greenhouse gas

Answer 24

T

Question 25

T/F the wavelengths for visible radiation is between ultraviolet and infrared radiation

Answer 25

T

Question 26

T/F density is the weight of the atmosphere over a given area

Answer 26

F

Question 27

T/F the ozone layer is found in the stratosphere and absorbs the earths radiation

Answer 27

F

Question 28

T/F water vapor is the most playful green-house gas

Answer 28

T

Question 29

T/F a low cloud that is layered is called an altostratus cloud

Answer 29

F

Question 30

T/F the sun emits long wave ultraviolet radiation

Answer 30

F

Question 31

T/F temperature inversions occur when cold air gets trapped beneath warm air

Answer 31

T

Question 32

How does the earth heat up?

Answer 32

Convection causes the air molecules right above the surface to heat up. this causes warm air rot mix in the atmosphere. radiation from that sun is what warms the ground

Question 33

how does the earth cool off at night?

Answer 33

at night the cold air mixes with the warm air which causes the air to cool.