Q: What do we call the worldwide radio-navigation system formed from a constellation of 24 satellites and their ground stations? Choices: - cellular network - radio waves - compass - gps A:
gps
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Q: Which group of metals in the periodic table include elements such as sodium and potassium? Choices: - igneous metals - actinides - lanthanides - alkali metals A:
alkali metals
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Q: Sickle-cell anemia, leukemia, lymphoma, and hemophilia are examples of what types of disease? Choices: - microscopic disease - Bone Diease - Cancer - blood disease A:
blood disease
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Q: What do you call the fast-moving air currents high in the troposphere? Choices: - stationary fronts - wind streams - cyclones - jet streams A:
jet streams
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