Which group of elements ,in the periodic table, would most likely be used for electrical wires?

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt

Which of the following has expanded our knowledge of the universe beyond our solar system the most? a. manned space travel b. the hubble space telescope c. the pioneer and voyager missions d. the international space station