Because of the difficulty in evaluating the harm caused by exposure to chemicals, scientists recommend more emphasis on ____________________
Fill in the blanks with correct word
pollution prevention
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The two major groups of dinosaurs were ____________________ and ____________________. Fill in the blank(s) with the appropriate word(s)
The places from which ideas and innovation spring forth are referred to as cultural hearths
Indicate whether the statement is true or false.
How is the term photon related to the term quantum?
A. A quantum is a wave of light, while a packet of quanta equals one photon. B. A quantum of light is actually one photon. C. A quantum of photons is equal to the wavelength. D. A quantum is a particle of light, while a photon is a wave of light. E. A quantum is a particle of light exactly one photon long.
Which of the following would be an example of qualitative data?
A) A physical geographer measuring the time required for a plume of air pollution to reach a town B) A physical geographer taking a census of the number of pine trees infested with a certain disease C) A physical geographer monitoring the water temperature in a stream D) A physical geographer noting the color of a soil