Matter and Chemical Reactions

Chemical or Physical:

A characteristic of matter that can be observed or measured with your 5 senses is a ____________ property.

• Chemical

• Physical

Chemical or Physical:

The words "blue", "large", and "soft" all describe __________ properties.

• Chemical

• Physical

Tags

NGSS.5-PS1-3

Chemical or Physical:

______________ properties include how a substance reacts with other substances.

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

Chemical or Physical:

The ability to cook, burn, rust, tarnish, or explode is an example of a ___________ property.

• Chemical

• Physical

Tags

NGSS.5-PS1-3

What is a sign of a physical change?

• odor produced

• change in state of matter

• light

• temperature change

Tags

NGSS.MS-PS1-4

Which of the following IS a physical change?

• Getting a haircut
• Rusty metal
• sour milk
• A compound

Tags

NGSS.MS-PS1-4

What is the best definition of a chemical change?

• A change in the state of matter in which the form changes but the properties stay the same.

• A change in the state of matter in which the material changes into an entirely different material with properties that are different from the original material.

• A change in the state of matter in which the material is still the same just in a different form.

Tags

NGSS.MS-PS1-2

a copper penny turning greenish after a few years.

• Chemical Change
• Physical Change

Tags

NGSS.MS-PS1-2

In a chemical reaction...

• The atoms of the reactants always stay together to form the products

• The atoms of the reactants unbond, rearrange, and then rebond to form the products

• New atoms are formed which combine to make the products

• Some atoms disappear while others multiply to form the products

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following 2 are chemical reactions?

• sugar dissolving in water

• water turning into steam

• burning wood

• mixing baking soda and vinegar

• tearing paper

Tags

NGSS.MS-PS1-2