Altitude - above sea level is positive, below sea level is negative. Temperature - temperatures below zero are negative. Money (Loans) - savings are positive, loans are negative. Science - protons have a positive charge and electrons have a negative charge.
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Answer:
Altitude - above sea level is positive, below sea level is negative. Temperature - temperatures below zero are negative. Money (Loans) - savings are positive, loans are negative. Science - protons have a positive charge and electrons have a negative charge.
Explanation:
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