A color change happens during an experiment mixing two liquids. Is this a physical change or chemical change?

An experiment applies heat to a substance and produces a gas that is a new and different substance. Choose the true statement.

If a chemical change requires energy, which of the following could be the source of the energy?

What is an example of adding energy to a substance and causing a physical change?

An experiment measures a mass, heats it over a flame without changing its state, measures it again, and finds the mass to be different. Which statement BEST describes the change?

Which of the following is a physical change?

Which of the following is a chemical property?

Chemical reactions-

Which of the following occurs in every chemical reaction?

You are asked to explain what happened to individual atoms when a chemical change takes place in a lab you are doing in class. What is the best explanation?

Teachers: Create FREE classroom games with your questions Click for more info!
©2007-2024 Review Game Zone | About | Privacy | Contact | Terms | Site Map