Q: Answer the question

Using nonrenewable resources for energy produces waste products that can have long-term, negative effects on Earth's subsystems. Which energy source produces waste products that can have these effects for the longest amount of time?

A: uranium

Q: Answer the question

Which substance should a student apply to the skin if he or she gets splashed with an acid?

A: water

Q: Answer the question

A chemical property of a mineral is evident if the mineral

A:
bubbles when acid is placed on it