Saturn orbits the Sun and follows which laws? Choose the best answer. I. Kepler's first II. Kepler's second III. Kepler's third IV. Newton's law of gravitation
a. I and II b. I, II, and III
c. I, III, and IV d. I, II, III, and IV
d
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Which statement is a common misconception with regard to Earth's atmosphere? a. The carbon dioxide added to the atmosphere since the year 1800 is mostly or entirely due to human burning of fossil fuels. b. All of Earth will warm at the same rate if there is global warming
c. The ozone layer in the upper atmosphere protects the lower atmosphere and Earth's surface from harmful solar UV radiation. d. Global warming and ozone depletion are two very different activities in Earth's atmosphere. e. Earth has experienced a greenhouse effect its entire planetary history.
The distances to other stars are best measured in ________
Fill in the blank(s) with correct word
A derived unit
a. involves only length. b. is a combination of units. c. applies only to density. d. is not found in the metric system.
The number of molecules in a container is tripled and the Kelvin temperature doubled. The volume remains unchanged. The new pressure will be how many times greater than the original pressure?