A baseball is tossed by a lone astronaut floating in outer space. If the ball moves away at 20 m/s, the speed of the astronaut in the opposite direction is

A. more than 20 m/s.
B. 20 m/s.
C. less than 20 m/s.
D. more information needed


Answer: C

Environmental & Atmospheric Sciences

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Roughly half of New Zealand's exports go to


A) China, Japan and the United States
B) China, Australia and the European Union
C) Indonesia, the European Union and the United States
D) China, Japan and Indonesia
E) Australia, Indonesia and Japan

Environmental & Atmospheric Sciences

Using the data given in Table 8.2, plot the temperatures for these three cities and portray with a smooth curved line graph on the temperature graph in Figure 8.3. Calculate the average annual temperature and temperature range for each city.

Trondheim, Norway
Avg. Annual Temperature (°C, °F): __________________
Annual Temp. Range (C°, F°): __________________

Ukhta, Russia
Avg. Annual Temperature (°C, °F): __________________
Annual Temp. Range (C°, F°): __________________


Left Trondheim, Norway, Right Ukhta, Russia

Environmental & Atmospheric Sciences

Which of the following statements is true?

A. Meridians are points for measuring location in the E-W direction, and parallels are points for measuring location in the N-S direction. B. Meridians are lines for measuring location in the N-S direction, and parallels are lines for measuring location in the E-W direction. C. Meridians are points for measuring location in the N-S direction, and parallels are points for measuring location in the E-W direction. D. Meridians are lines for measuring location in the E-W direction, and parallels are lines for measuring location in the N-S direction.

Environmental & Atmospheric Sciences

Which of the following is not a factor in determining the amount of water vapor at one specific point in the atmosphere?

A) local evaporation B) horizontal transport of moisture C) aerosol concentration D) vertical transport of moisture

Environmental & Atmospheric Sciences