Chemical Reactions Vocabulary

What is the substance that exists before a chemical reaction?

• substrate

• product

• catalyst

• reactant

Tags

NGSS.HS-PS1-7

What is a substance that speeds up a chemical reaction by reducing the activation energy but is not itself consumed in the reaction?

• substrate

• reactant

• catalyst

• enzyme

Tags

NGSS.HS-PS1-4

What is the energy-requiring process by which atoms or groups of atoms in substances are changed into different substances?

• reactant

• activation energy

• catalyst

• chemical reaction

Tags

NGSS.HS-PS1-4

What is a protein that speeds up a biological reaction by lowering the activation energy needed to start the reaction?

• enzyme

• catalyst

• product

• substrate

What is the minimum amount of energy needed for reactants to form products in a chemical reaction?

• catalyst

• chemical reaction

• active site

• activation energy

What is the reactant to which an enzyme binds?

• catalyst

• product

• substrate

• enzyme

What is the specific place where a substrate binds on an enzyme?

• catalyst

• substrate

• activation energy

• active site

What is a substance formed by a chemical reaction?

• product

• substrate

• catalyst

• reactant

Tags

NGSS.HS-PS1-6

NGSS.HS-PS1-7