Answer:
Engineers changed the world, such as building houses, bridges, and cars.
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After 1 half life, 1/2
After 2 half lives, 1/4
After 3 half lives, 1/8
Mechanical energy is the sum of potential energy and kinetic energy present in the components of a mechanical system. It is the energy associated with the motion and position of an object. All energy can be expressed in Joules (including thermal <span>energy</span>
Which of the following measurements is expressed to three significant figures?
C. 5.60 km
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Answer:Most elements on the periodic table are metals. Looking at the periodic table shows that most elements are metallic.
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