Which of the following would make the best index fossil: olenellus (522-510 million years ago), flexicalymene (~490-418 million years ago), and phacops (~418-360 million years ago)
A) Olenellus
B) Flexicalymene
C) Phacops
Answer: A
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Jean-Baptiste de Lamarck developed the theory of inheritance of acquired characteristics
a. True b. False
What is the colligative property that deals with the freezing point of water?
a. Sea ice forms at a higher temperature than freshwater ice. b. Salinity disrupts the hydrogen bonding in water and increases the freezing point. c. Salt crystals become incorporated into ice as it forms causing the temperature to increase. d. Salinity disrupts the hydrogen bonding in water and acts as a type of antifreeze. e. Lake ice forms at a lower temperature than sea ice.
Environmental regulation has largely failed to reduce pollution from mining
Indicate whether the statement is true or false
The climate system involves only Earth's atmosphere and solid surface
Indicate whether the statement is true or false