Introduction to Environmental Science Exam 1 – University of Iowa – Updated 2026/2027 – Instant Download – Complete Questions and Detailed Answers

INTRODUCTION TO ENVIRONMENTAL
SCIENCE EXAM 1 LATEST UPDATE 2026
(UNIVERSITY OF IOWA) QUESTIONS AND
WELL DETAILED ANSWERS
Environmental Science -CORRECTANSWER the study of how the natural world works,

how our environment affects us, and how we affect our environment



Alfred Wegener -CORRECTANSWER Who put the continents together as you would

puzzle pieces?



Took Earthquake -CORRECTANSWER -Occurred March 11, 2011



-Occurred under the ocean, along the plate margin



-Released HUGE amount of energy



-Measured 9.0 on the Richter scale



-Initiated tsunami



Matter -CORRECTANSWER all material that occupies space

, Chemistry -CORRECTANSWER the study of how matter interacts



Element -CORRECTANSWER a fundamental type of matter. A chemical substance

with a given set of properties. Named based on the proton number



Isotope -CORRECTANSWER atoms of the same element with different numbers of

neutrons



Half-life -CORRECTANSWER the amount of time it takes for 1/2 the atom to give off

radiation and decay



Charge -CORRECTANSWER Protons: +



Neutrons: neutral



Electrons: -



Both -CORRECTANSWER Which is more important to how an atom behaves, protons

or neutrons?



-Ionic: electron transfer



-Covalent: shared electrons