Chemical Reactions Review

Match the image to the correct word.

• Atom

• Molecule

• Extended Structure

• Substance

Match the image with the correct word.

• Atom

• Molecule

• Extended Structure

• Substance

Tags

NGSS.MS-PS1-1

Match the image with the correct word.

• Atom

• Molecule

• Extended Structure

• Substance

Tags

NGSS.MS-PS1-1

Which of the following is an example of a chemical change?

• Mixing salt and water

• Burning wood

• Boiling water

• Melting ice

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following examples represents a physical change?

• 
• 
• 
• 

When sugar dissolves in water a ______________ change occurs.

• Physical change

• Chemical Change

Tags

NGSS.MS-PS1-2

What is the definition of chemical change?

• any change that results in the formation of one (or more) new chemical substance(s).

• changing of only the appearance of the object

• matter cannot be created or destroyed, only change form

• changes affecting the form of a chemical substance, but not its chemical composition.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which is a way that a piece of paper can go through a chemical change?

• fold the paper in half

• soak the paper in water

• burn the paper with fire

• cut the paper with scissors

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Baking soda and vinegar combine to make carbon dioxide

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Tiny pieces of matter that everything is made of

• model

• atoms

• substances

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5