Chemical Reactions

What is a change that alters the form or appearance of a material but does not make the material into another substance?

• Chemical change

• Physical change

• Exothermic reaction

• Endothermic reaction

What is the process in which substances undergo chemical changes that result in the formation of new substances?

• Physical change

• Solvent

• Chemical change

• Suspension

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which type of reaction absorbs energy in the form of heat?

• Exothermic reaction

• Endothermic reaction

• Physical change

• Solute

Tags

NGSS.MS-PS1-6

Which type of reaction releases energy in the form of heat?

• Endothermic reaction

• Solvent

• Exothermic reaction

• Colloid

Tags

NGSS.MS-PS3-4

What is a substance that enters into a chemical reaction called?

• Product

• Solvent

• Reactant

• Solution

Tags

NGSS.MS-PS1-5

What is a substance formed as a result of a chemical reaction?

• Reactant

• Product

• Solute

• Suspension

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What principle states that matter is not created or destroyed during a chemical reaction?

• Law of conservation of mass

• Open system

• Closed system

• Chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is a system in which no matter is allowed to enter or leave?

• Open system

• Closed system

• Solution

• Colloid

What is a system in which matter can enter from or escape to the surroundings?

• Closed system

• Open system

• Suspension

• Solvent

Tags

NGSS.MS-LS2-3

What is a well-mixed mixture containing a solvent and at least one solute that has the same properties throughout?

• Colloid

• Solution

• Suspension

• Reactant