Members of which group easily lose an electron to form a 1 cation? a. halogens b. alkaline earth metals c. noble gases d. alkali metals

One does not belong why? ice, gold ,wood ,diamond and table salt

In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i

Which kind of weather usually forms over the northwest united states in the summer because of maritime polar air masses? 1 )fog 2)dry heat 3) heavy snow 4) heavy rain