Phase Changes
Chem, Phys Properties
Chem, Phys Changes
Elements, Compounds, Molecules
Classifying Matter
100

What is Solid to Liquid?

Melting

100

What is the point where something melts?

Melting Point

100

Is rotting a Chemical or Physical change?

Chemical

100

What is an Element?

A Pure Substance containing only one kind of atom.

100

What type of Matter is Sugar and Water?

Mixture 

200

What is Liquid to Solid?

Freezing

200

What is the tendency of a liquid to resist flowing?

Viscosity

200

True or False

A change in odor is evidence that a chemical change has occurred.

True

200

What is a Mixture?

Two or more elements or compounds not chemically combined.

200

What type of matter is Baking Soda (NaHCO3)?

Pure Substance

300

What is Gas to Liquid?

Condensation

300

What is it called to determine which is harder based on which scratches the other?

Hardness

300

Is fogging a mirror with your breath Chemical or Physical?

Physical

300

What is a Compound?

A pure substance containing two or more kinds of atoms.

300
Is Magnesium (Mg) an Element or Compound?

Element

400

What is Solid to Gas?

Sublimation

400

What is Flammablity?

The ability to burn or ignite

400

You are cleaning your bathroom and you accidentally mix bleach and ammonia, which produces a toxic gas, that makes you pass out. What type of change is this? 

Chemical

400

Over 100 existing elements are listed and classified on the ____.

Periodic Table

400

Is Chocolate Milk a Suspension, Colloid, or Solution?

Colloid

500

What is Gas to Solid?

Deposition

500

What is Malleability?

The ability to be shaped and not break

500

Scientists break up water by separating O2 and H2. What type of change is this and how do you know? 

Chemical change because Rearranging Atoms 

500

How can a Compound be separated? Why?

Chemically because it is a pure substance.
500

Concrete, Syrup, Chocolate Milk, Vinegar, Clouds, Salt, Whipped Cream, and Soft Drinks.

Out of the list, which are Solutions?

Syrup, Vinegar, Soft Drink