2. Atoms & Elements

Which principle states that mass is neither created nor destroyed in a chemical reaction?

Which of the following components is not recycled within an ecosystem, according to the Law of Conservation of Mass?

In the context of the Law of Conservation of Mass, which of the following substances is not recycled but rather is lost from ecosystems?

Why is it important to have a control group in an experiment?

Which process is primarily responsible for removing carbon dioxide from the atmosphere according to the Law of Conservation of Mass?

What is the primary goal of the Law of Conservation of Mass in a chemical reaction?

Which of these processes removes carbon dioxide from the atmosphere?

Which process removes carbon from the atmosphere, demonstrating the Law of Conservation of Mass?

In the context of the scientific method, what role do control groups play in an experiment?

Which of the following processes is an example of the Law of Conservation of Mass?

Which statement best describes the variables in a controlled experiment?

Which of the following processes removes carbon from the atmosphere?

A control group is important in an experiment for which of the following reasons?

Which statement is true for most chemical reactions according to the Law of Conservation of Mass?

Which of the following processes removes carbon dioxide from the atmosphere?