ES Regents - Sun's Path

Front

What is insolation?

Back

Insolation is the amount of solar radiation received by a given area during a specific time period.

Front

On which date does the Sun have the highest angle of insolation in the Northern Hemisphere?

Back

June 21.

Front

What is the zenith position of the Sun?

Back

The zenith is the point directly overhead an observer.

Front

How does Earth's rotation affect the apparent position of the Sun?

Back

Earth rotates at a rate of 15° per hour, causing the Sun to appear to move across the sky.

Front

What is the significance of the tilt of Earth's axis?

Back

Earth's axis is tilted at an angle of 23.5°, which affects the angle of insolation and the seasons.

Front

When is the risk of sunburn greatest in New York State?

Back

Between 11 a.m. and 3 p.m. on summer days due to a high angle of insolation.

Front

What is the position of the Sun at the North Pole during the summer solstice?

Back

The Sun is above the horizon for 24 hours.

Front

What happens to the angle of insolation during winter solstice in the Northern Hemisphere?

Back

The angle of insolation is at its lowest, resulting in shorter days and cooler temperatures.

Front

What is the relationship between the angle of insolation and temperature?

Back

Higher angles of insolation result in higher temperatures due to more concentrated solar energy.

Front

What is the date of the autumnal equinox?

Back

September 23.