Mass box A = 10 grams; Mass box B = 5 grams; Mass box C—made of one A and one B How many boxes of B would be required to make 30 grams of C?

0.5
1.5
1
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There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

Identify the electromagnets with poles that are reversed from the electromagnet shown above

Nan element’s square on the periodic table, the number with the greatest numerical value represents the