Isotopes of the same element have
a. different numbers of protons, but the same number of neutrons.
b. the same number of electrons, but different numbers of neutrons.
c. different numbers of neutrons, but the same number of protons.
d. different numbers of electrons, but the same number of neutrons.
e. different numbers of protons and neutrons.
C
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Composite volcanoes are so called because they
A) are a combination of shield volcanoes, cinder cones, and other volcanoes. B) have many different types of geologic hazards. C) were first discovered on the island of Composita in Italy. D) are composed of lava flows, pyroclastic material, and mudflows. E) None of these are correct.
Chemosynthesis is the main method of binding energy into carbohydrates on the planet. Indicate whether the statement is true or false
An important property of water is its ability to act as a good solvent. This could best be explained by water's
A. dipole molarity. B. surface tension. C. capillary action. D. polarity.
Positive feedback mechanisms produce results that are opposite of the initial change and tend to offset it
Indicate whether the statement is true or false