Blow on your hand with your open mouth and you feel the warmth of your breath. Pucker your lips so your breath expands as you blow and your breath is
A) warmer still.
B) cooler.
C) neither warmer nor cooler.
B
You might also like to view...
The age of the Sun is about
A. 5.5 million years. B. 5.5 trillion years. C. 5.5 billion years. D. 7000 years. E. more than 5.5 trillion years.
Extratropical cyclones occur mainly in the ____________ when temperature and density differences across
the polar front are most pronounced. Fill in the blank(s) with the appropriate word(s).
How did core samples drilled from various locations in the ocean floor support the concept of seafloor spreading?
a. Cores containing younger sediment were located closer to the ridge crest than were cores containing older sediment, meaning that older material is continuously being pushed away from the ridge. b. Cores containing younger sediment were located closer to the trench than were cores containing older sediment, meaning that older material is continuously being pushed away from the ridge. c. All cores contained sediment that was roughly the same age regardless of their proximities to the ridge crest. d. Cores containing older sediment were located closer to the trench than were cores containing younger sediment, meaning that older material is continuously being pushed away from the ridge. e. Cores containing older sediment were located closer to the ridge crest than were cores containing younger sediment, meaning that older material is continuously being pushed away from the ridge.
These ecosystems are some of the most beneficial for biodiversity and environmental stability but are also at the most risk from human development.
What will be an ideal response?