What is the first thing a student should do if an accident happens during a science experiment?

Which device is used to determine the volume of a liquid?

Which is a compound? A sodium B sugar C nitrogen D air

Two different liquids are poured together in an open container. Bubbles begin to form. After the bubbling stops, it is determined that the total weight of the two liquids is less than before they were poured together. Which best describes this observ

This is a chemical reaction for the decomposition of carbonic acid into water and carbon dioxide. H2CO3 → H2O + CO2 How does the reaction support the Law of Conservation of Mass?

Which is a nonrenewable resource?

Which best describes a method of obtaining energy that may cause changes in water temperature and harm to fish populations?

How would a large increase in the salinity of an estuary most likely affect the ecosystem of the estuary?

Which would indicate the water in a lake is not safe for drinking?

Which disease is caused by a fungal infection?

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