Unit 4 CDA Review Answers

A____ forms from a rapidly rotating funnel cloud. Tornado 11/27/2018

Explain why the Polar Regions experience great differences in daylight and weather as the seasons change? The tilt of the Earth’s axis means that the poles move closer and farther from the sun. 11/27/2018

How can cooler temperatures cause windy conditions? Cooler temperatures cause the air to contract and sink. This allows warmer air to rise above it. 11/27/2018

How does earth rotating on its axis affect winds? It causes winds to curve rather than go in a straight line. 11/27/2018

Once a hurricane hits land area, what cause it to lose energy? The lack of moisture and change in temperature as it comes from the ocean onto the land. 11/27/2018

What are the effects of a hurricane? Hurricanes are last longer, larger in size, and generate more rainfall than tornadoes. 11/27/2018

the tilt of the Earth’s Axis What causes seasons? the tilt of the Earth’s Axis 11/27/2018

the amount of water vapor in the air What is humidity? the amount of water vapor in the air 11/27/2018

thermal energy from the sun that heats the Earth’s surface What is radiation? thermal energy from the sun that heats the Earth’s surface 11/27/2018

What is the main cause of air movement around Earth? Differences in temperature 11/27/2018

What is the MAIN difference between climate and weather? Climate describes the conditions of a large area over a long period of time. Weather is the conditions of the area for a shorter period of time. 11/27/2018

What is the name for the boundary between two air masses of differing temperature, air pressure, and humidity? A front 11/27/2018

What type of front would cause severe thunderstorm to form in your area? A cold front 11/27/2018

It causes a front to form. What will most likely happen when a large low-pressure air mass meets a large high-pressure air mass? It causes a front to form. 11/27/2018

What would cause a hurricane to follow one path and then suddenly track in another direction? Global winds cause hurricanes to change their paths once they hit land. 11/27/2018

Which combination of properties describes cold air? High density and high pressure 11/27/2018

the uneven heating and cooling of the land and water Which of these is the most common cause of ocean breezes in coastal areas? the uneven heating and cooling of the land and water 11/27/2018

The angle of sunlight is the same throughout the year at the equator. Why are temperatures nearly the same throughout the year at the equator? The angle of sunlight is the same throughout the year at the equator. 11/27/2018

Why do areas in the middle of a large continent generally have more extreme differences in temperature than areas near the coastline? Oceans change temperatures slowly and regulate the temperature of nearby land. 11/27/2018

Why do hurricanes usually start over oceans near the equator? The air is warm and moist. 11/27/2018