Science 7 Chapter 16 Review and Retake

What causes winds to turn to the right in the northern hemisphere.

Coriolis effect What causes winds to turn to the right in the northern hemisphere?

occur when ions from the Sun strike air molecules.

auroras occur when ions from the Sun strike air molecules.

The gas ________, indoor pollutant which escapes from some soil, enters buildings through cracks in foundations.

radon The gas radon, indoor pollutant which escapes from some soil, enters buildings through cracks in foundations.

In the _____________and _____________ the , temperature decreases with increasing altitude.

troposphere mesosphere In the troposphere and mesosphere the , temperature decreases with increasing altitude.

The Sun’s energy reaches Earth through a process known as _____________.

radiation The Sun’s energy reaches Earth through a process known as radiation.

Air pressure is ______________ near Earth’s surface because all the molecules of the atmosphere push downward on the lowest layer of air.

denser Air pressure is denser near Earth’s surface because all the molecules of the atmosphere push downward on the lowest layer of air.

What type of energy is most of the sunlight we receive?

visible light What type of energy is most of the sunlight we receive?

the transfer of thermal energy by collisions between particles of matter

conduction the transfer of thermal energy by collisions between particles of matter

What did Earth’s ancient atmosphere contain?

water vapor What did Earth’s ancient atmosphere contain?

What two atmospheric layers protect Earth from meteors?

mesosphere thermosphere What two atmospheric layers protect Earth from meteors?

the gas produced by organisms that use photosynthesis

oxygen the gas produced by organisms that use photosynthesis

the area of the stratosphere that helps protect Earth’s surface from harmful ultraviolet rays

ozone layer the area of the stratosphere that helps protect Earth’s surface from harmful ultraviolet rays

_____________ in the troposphere plays a key role in Earth’s weather.

Water Vapor Water Vapor in the troposphere plays a key role in Earth’s weather.

atmospheric layer closest to Earth’s surface

troposphere atmospheric layer closest to Earth’s surface

atmospheric layer directly above the troposphere

stratosphere atmospheric layer directly above the troposphere

atmospheric layer farthest from Earth’s surface

exosphere atmospheric layer farthest from Earth’s surface

region within the mesosphere and thermosphere containing ions

ionosphere region within the mesosphere and thermosphere containing ions

thin layer of gases surrounding Earth

atmosphere thin layer of gases surrounding Earth

narrow band of high winds

jet stream narrow band of high winds

When warm air rises, thermal energy is transferred to the atmosphere by _____________.

convection When warm air rises, thermal energy is transferred to the atmosphere by convection.

reflects AM radio waves

reflects AM radio waves ionosphere reflects AM radio waves

area of the stratosphere with a high concentration of ozone

ozone layer area of the stratosphere with a high concentration of ozone

weather occurs in this layer

troposphere weather occurs in this layer

21% of the atmosphere

oxygen 21% of the atmosphere

makes up about 78 percent of today’s atmosphere

nitrogen makes up about 78 percent of today’s atmosphere

transfer of energy by electromagnetic waves

radiation transfer of energy by electromagnetic waves

What atmospheric layer is closest to the Earth’s crust?

troposphere troposphere

atmospheric layer that contains the ozone layer troposphere

stratosphere stratosphere troposphere

The ____________ and thermosphere protect Earth from meteorites. stratosphere troposphere

The mesophere and thermosphere protect Earth from meteorites. mesosphere stratosphere troposphere

Within this layer lies the ionosphere, which allows radio waves to travel far distances. mesosphere stratosphere troposphere

thermosphere thermosphere mesosphere stratosphere troposphere

You’ll find the space shuttle in this highest layer. thermosphere mesosphere stratosphere troposphere

exosphere exosphere thermosphere mesosphere stratosphere troposphere

Sea breezes form during the day when A. a high-pressure area forms over the land. B. the land heats faster than the nearby ocean. C. the ocean heats faster than the nearby land.

Sea breezes form during the day when A. a high-pressure area forms over the land. B. the land heats faster than the nearby ocean. C. the ocean heats faster than the nearby land.

Why do land breezes blow from the land to the sea at night? A. The land is colder. B. Land cools faster than nearby water. C. An area of low pressure forms over the land.

Why do land breezes blow from the land to the sea at night? A. The land is colder. B. Land cools faster than nearby water. C. An area of low pressure forms over the land.

What is the cause of wind? A. the greenhouse effect B. unequal heating of Earth’s surface C. the release of latent heat as water changes state

What is the cause of wind? A. the greenhouse effect B. unequal heating of Earth’s surface C. the release of latent heat as water changes state