What is the advantage of designing a thermos so that it has a vacuum layer surrounding the area where hot liquids are stored?

How does charging by conduction compare with charging by induction? A. A charged object is needed in conduction but not in induction. B. Two neutral objects are needed in conduction but not in induction. C.

Which elements will bond ionically with barium such that the formula would be written as BaX2? A) Nitrogen, chlorine, and sodium Eliminate B) Chlorine, iodine, and fluorine C) Hydrogen, bromine and aluminum D) oxygen and sulfur

Which statement best describes the benefits that would make the investment worthwhile? Fusion requires a large amount of energy and occurs in stars. Fusion produces large amounts of energy, and the fuel is found on Earth.

All diseases can be prevented. A) True or B) False

From the Bohr Model diagram, assuming the atom is neutral, what element is represented by the diagram? A) Argon B) Chlorine Eliminate C) Nitrogen D) Oxygen

With what velocity does it hit the ground?

What chemical phenomenon accounts for the elasticity seen in solids? covalent bonds, hydrogen bonds, ionic bonds, all of the above

The particles in a surface water wave move back-and-forth only. Question 9 options: True False

Does the acceleration of a falling body change or is it constant

What can cause sediment to form on land? Only mechanical weathering rocks Only biological weathering rocks Any kind of weathering or rocks Melting of rock in the core