Why is the temperature lower at night than during the day?

The temperature depends on energy from the sun

Which is the best description for a stationary front?

Consistent rain that may last for several days

Which description best matches a cold front?

Warm air is pushed up by cooler air and thunderstorms occur

The state of the atmosphere at any particular time

Why does it tend to be cool at the Earth's poles?

Sunlight strikes them at extreme angles

What is absolute humidity?

Absolute humidity is how much water the air can hold

If it's a hot day outside, what can you conclude?

The air will be able to hold a lot of moisture

What is relative humidity?

relative humidity is how much water the air actually holds

What do clouds made of water droplets look like?

They have solid edges and are grey in color

Why can't you see the water vapor in the air?

It exists as a clear, colorless gas

What are clouds made of?

Water droplets, dust, and smoke particles

The main 3 steps in the water cycle

evaporation, condensation, precipitation

What happens when the temperature of the air cools?

Condensation forms tiny water droplets

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Weather - Science 6th grade

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Earth Science, weather, 6th grade

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Questions 25

Answers

1
What instrument is used to measure air pressure?
thermometer
weather vane
Barometer
scales
2
What can you tell about cirrus clouds from the fact that they are white and have fuzzy edges?
They are made of smoke and dust
They are thunderclouds
They are made of water droplets
They are made of ice crystals
3
Why is the temperature lower at night than during the day?
Winds blow harder at night
There are more clouds at night to block the sun's rays
The temperature depends on energy from the sun
There is less water in the air at night
4
Which is the best description for a stationary front?
Warmer weather that will last for a couple of hours
Strong thunderstorms or ice storms
Consistent rain that may last for several days
Colder weather that will last for a couple of hours
5
Where in the air can you find water vapor?
Only in the form of raindrops and snowflakes
Everywhere
Only in the upper atmosphere
Only inside clouds
6
What type of cloud it shown in the picture?
cirrus clouds
cumulus clouds
nimbus clouds
stratus clouds
7
Which description best matches a cold front?
Cold air is pushed up by cooler air and thunderstorms occur
Warm air is pushed up by cooler air and thunderstorms occur
Warm air is pushed up by cooler air and dry air is present
Cold air is replaced by warm air and thunderstorms occur
8
What is weather?
The amount of moisture in the air
The state of the atmosphere at any particular time
The number of clouds in the sky
The speed of the wind
9
What are the characteristics of a high-pressure system?
Extremely hot temperatures
Humidity and thunder
Wind and rain
Clear skies and sun
10
Which clouds look the most like a cotton ball?
Stratus
Cumulus
Cirrus
Nimbus
11
What will happen if the relative humidity is 100 percent, and the temperature begins falling?
The barometric pressure will rise
The temperature will rise
It will start to rain
The air will be sticky and uncomfortable
12
Why does it tend to be cool at the Earth's poles?
Sunlight strikes them at extreme angles
They are furthest from the sun
They have the worst weather
They have high absolute humidity
13
Which term best describes cirrus clouds?
Wispy
Grey
Thick
Layered
14
What is absolute humidity?
absolute humidity makes the air dry
Absolute humidity is how much water the air actually holds
Absolute humidity is expressed as a percentage
Absolute humidity is how much water the air can hold
15
On a foggy morning what is true about the clouds you see outside your window?
They're low stratus clouds
They're low nimbus clouds
They're low cirrus clouds
They're low cumulus clouds
16
If it's a hot day outside, what can you conclude?
The air will be able to hold very little moisture
There will probably be a lot of clouds
The wind will blow extremely fast
The air will be able to hold a lot of moisture
17
What is relative humidity?
Relative humidity makes the air sticky
relative humidity is how much water the air can hold
relative humidity is how much water the air actually holds
relative humidity is expressed as a whole number
18
What kind of front occurs when a cold air mass replaces a warm air mass?
Stationary front
Cold Front
Occluded front
Warm Front
19
What is the best term to describe water vapor in the air?
Solid
Colloidal
Liquid
Gas
20
What do clouds made of water droplets look like?
They have fuzzy edges and are almost pure white
They have fuzzy edges and are grey in color
They have solid edges and are grey in color
They have solid edges and are almost pure white
21
Why can't you see the water vapor in the air?
It exists as a clear, colorless gas
It's all been condensed
There is very little of it
It's all far away, in the upper atmosphere
22
What are clouds made of?
A mixture of nitrogen and carbon dioxide
Water droplets, dust, and smoke particles
Molecules of pure oxygen
Ozone and carbon monoxide
23
The main 3 steps in the water cycle
accumulation, pooling, evaporation
condensation, rain, run off
Runoff, precipitation, accumulation
evaporation, condensation, precipitation
24
Which best describes the speed and appearance of most fronts?
20-25mph East, NW to SE line
5-15mph East, NW to SE line
5-15mph East, NE to SW line
20-25mph East, NE to SW line
25
What happens when the temperature of the air cools?
It begins snowing
The water in the air disappears
Condensation forms tiny water droplets
Wind develops

Weather - Science 6th grade Flashcards | StudBud