chemical reactions

What happens when you combine two or more substances to produce a new substance

• A reactant

• A product

• A chemical reaction

• A chemical Equation

One half of a chemical equation are reactants and the other half are _______?

Which is NOT a sign of a chemical reaction?

• production of gas

• production of light

• color change

• shape change

If there is a color change and a temperature change but there is no new substance produced is it still a chemical reaction?

• YES.

• Nah.

• Sometimes.

Show me what happens when you mix baking soda and vinegar

What does a combustion reaction (Like starting a bonfire) require to get started?

• A color change

• A heat source

• Carbon Dioxide

A temperature change in a chemical reaction can make its own heat or Use up the heat.

• True.

• False.

Is food coloring being added to frosting a chemical reaction?

• yes.

• no.

What does the arrow mean in a chemical reaction

• mix

• converted to

• equals

• leads to

is sugar dissolving in water a chemical reaction?

• No.

• Yes.