3-1 Earth-Sun Relationships Review

The angle of Earth’s tilt affects

• temperatures.

• weather.

• global warming.

• the atmosphere.

An increase in greenhouse gases might be contributing to

• ice caps.

• atmospheric oxygen.

• global cooling.

• global warming.

Earth completes one ____________________ when it travels once around the sun.

• axis

• revolution

• solstice

• hemisphere

The ____________________ marks the beginning of summer or winter.

• tilt

• equinox

• axis

• solstice

the latitude of 23 1/2°N

• Tropic of Cancer

• atmosphere

• weather

• equinox

• midnight sun

the short-term aspect of climate

• Tropic of Cancer

• atmosphere

• weather

• equinox

• midnight sun

traps heat and keeps it from escaping too quickly into space

• Tropic of Cancer

• atmosphere

• weather

• equinox

• midnight sun

permanent daylight found at the Poles during summer

• Tropic of Cancer

• atmosphere

• weather

• equinox

• midnight sun

equal hours of daylight and nighttime

• Tropic of Cancer

• atmosphere

• weather

• equinox

• midnight sun

Earth’s position in relation to the sun is the main influence on

• global warming.

• rotation.

• climate.

• radiation.