L1: Atmosphere around you
What is the thin envelope that protects the earth called?
atmosphere
What determines the type of precipitation that falls?
a. Temperature
b. Density
c. Wind speeds
d. Humidity
a. Temperature
1. A stationary front...
a. Forms when a cold air mass runs into a warm air mass
b. Forms when a fast-moving warm air mass overtakes a slower-moving cold air mass
c.Forms when a warm air mass gets caught between two cold air masses
d. Forms when cold and warm air masses meet but neither one can move the other
d. Forms when cold and warm air masses meet but neither one can move the other
A __________________________ is a scientist who studies and predicts the weather.
Meteorologist
What happens during a drought?
a. A lot of rain and flooding
b. No rain falls, drying up the ground
c. Hail falls
d. Moisture in the air increases
b. No rain falls, drying up the ground
___ ____________ is when air exerts a force on you.
Air pressure
The __________________ _________________ is the process in which water is always moving between the surface of the Earth and the atmosphere.
water cycle
A huge body of air that has a similar temperature, humidity, and air pressure at any given height is known as a(n) _____ _____________.
air mass
Which of the following are lines that join places that have the same temperature?
a. Isobars
b. Isotherms
c. Occluded fronts
d. Stationary fronts
b. Isotherms
Tornadoes form from what type of storm?
a. Blizzards
b. Hurricanes
c. Flash floods
d. Thunderstorms
d. Thunderstorms
What provides most of the energy for Earth?
The sun
What is a major factor in condensation?
a. humidity
b. temperature
c. precipitation
b. temperature
1. What types of air masses are there in the Americas?
a. Cold, warm, rainy, sunny
b. Maritime Polar, Maritime Tropical, Continental Polar, Continental Tropical
c. Condensation, Evaporation, Precipitation, Transpiration
d. Occluded, Stationary, warm, cold
b. Maritime Polar, Maritime Tropical, Continental Polar, Continental Tropical
1. Which of the following orbit high above Earth collecting data as well as images of Earth’s surface and atmosphere?
a. Weather balloons
b. Automated weather stations
c. Weather satellites
d. Computer forecasts
c. Weather satellites
A violent disturbance in the atmosphere is known as a ___________________.
storm
What does the atmosphere do?
a. Transfers heat to and from Earth’s surface
b. Acts as a protective coat for Earth
c. Both a and b
d. None of the above
c. Both a and b
What happens when a cloud gets filled with too many water droplets?
a. It gets sunny
b. The cloud disappears
c. Precipitation happens
d. It gets really cold
c. Precipitation happens
The boundary where air masses meet is called a___________________.
front
1.What does an isobar show on a weather map?
a. Areas of low humidity
b. Areas of high wind speeds
c. Areas that have the same air pressure
d. Areas that have the same temperature
c. Areas that have the same air pressure
What does a storm warning meaning?
a. A storm is not coming
b. The conditions are right for a storm to form, but it hasn’t yet
c. A storm has formed and is approaching
d. Snow is coming
c. A storm has formed and is approaching
What are the 4 layers of the atmosphere?
Troposphere, stratosphere, mesosphere and thermosphere
Explain what a rain gauge does.
Collects and measures rain fall
1. An occluded front…
a. Forms when a cold air mass runs into a warm air mass
b. Forms when a fast-moving warm air mass overtakes a slower-moving cold air mass
c. Forms when a warm air mass gets caught between two cold air masses
d. Forms when cold and warm air masses meet but neither one can move the other
c. Forms when a warm air mass gets caught between two cold air masses
What do jet streams do?
Jet streams move air masses and weather systems around the globe.
Describe what happens during a hurricane. List three things.
Strong winds, heavy rain, flooding