ES-Jan 2014 Q1-10

At a location in the Northern Hemisphere, a camera was placed outside at night with the lens pointing straight up. The shutter was left open for four hours, resulting in the star trails shown below.
At which latitude were these star trails observed?

• 1° N
• 30° N
• 60° N
• 90° N

Why are some constellations visible to New York State observers at midnight during April, but not visible at midnight during October?

• Constellations move within our galaxy
• Constellations have elliptical orbits.
• Earth revolves around the Sun.
• Earth rotates on its axis.

A red shift in the light from very distant galaxies suggests that the universe is

• fixed and stationary
• moving randomly
• contracting
• expanding

Which motion causes the Coriolis effect on Earth?

• revolution of Earth around the Sun
• revolution of the Moon around Earth
• rotation of Earth on its axis
• rotation of the Moon on its axis

When water vapor condenses, how much heat energy will be released into the atmosphere?

• 2260 joules/gram
• 334 joules/gram
• 4.18 joules/gram
• 2.11 joules/gram

Liquid water sometimes turns into ice when it comes in contact with Earth’s surface. Which present weather symbol on a station model represents this type of precipitation?

• symbol 1
• symbol 2
• symbol 3
• symbol 4

A weather station model is shown below.
Which information shown on the station model is most closely associated with measurements from an anemometer?

• 1
• 2
• 3
• 4

A dry-bulb temperature of 30°C and a wet-bulb temperature of 29°C were recorded at a weather station. What are the relative humidity and the most likely weather conditions?

• Relative humidity is 29% with clear skies.
• Relative humidity is 29% with a good chance of snow
• Relative humidity is 93% with clear skies.
•  Relative humidity is 93% with a good chance of rain.

The arrows on the map below show the prevailing winds at a midlatitude coastal city.
This city most likely has a climate that is

• arid, with a small difference between the highest and lowest yearly temperatures
•  arid, with a large difference between the highest and lowest yearly temperatures
• humid, with a small difference between the highest and lowest yearly temperatures
• humid, with a large difference between the highest and lowest yearly temperatures

During an El Niño event, the South Equatorial Current reverses direction and flows over the top of northern portions of the Peru Current, causing

• warmer surface ocean waters along the northeast coast of South America
• warmer surface ocean waters along the northwest coast of South America
• cooler surface ocean waters along the northeast coast of South America
• cooler surface ocean waters along the northwest coast of South America