Chapter 14 Matter

Vocab 1

100

What is the name of the chart scientists use to classify all of the elements?

Periodic Table of elements

200

What is the smallest particle of matter that still acts like that matter?

atom

300

What is matter that is made up of only one kind of atom called?

element

400

What is the center part of an atom called? It contains all of the atom's protons and neutrons.

nucleus

500

A tiny particle made up of two or more atoms joined together is called....

molecule

Symbols and Formulas

100

What element has the symbol "C"?

Carbon

200

What element has the symbol "H"?

Hydrogen

300

What molecule has the formula H₂0?

water

400

What element has the symbol "Ag"?

silver

500

What element has the symbol "Na""

Sodium

Physical or Chemical Change

100

Cutting, bending, breaking, warming, cooling, melting, mixing, crushing, folding, and freezing are ways to cause what type of change?

Physical

200

Changing color, different odor, bubbles forming, giving of gases, or forming new solids are signs that this type of change has taken place?

Chemical

300

A tomato on the plant is changing from green to red, what type of change is this?

Chemical

400

The lake's water freezes to ice in the winter, what type of change is this?

Physical

500

Which of these is a physical change?

combustion, reactivity, recycling, or corrosion

recycling

Mixture and Solution

100

What is defined as a combination of two or more substances?

Mixture

200

What is the name for a combination that is created by having one substance dissolve evenly into another substance?

Solution

300

Sugar and water, salt and water, lemonade, and Kool-Aid are examples of what?

Solution

400

Picking items out, letting things float to the top, and using filters are a way to separate solutions or mixtures?

Mixtures

500

Boiling or letting water evaporate is a way to separate solutions or mixtures?

Solutiuons

Could Be Anything!

100

What are the three states of matter that are commonly found on earth?

solid, liquid, and gas

200

Water displacement and multiplying length, width, and height is a way to find out this property of matter?

volume

300

True or False:  the mass of an object is equal to the mass of its parts.

True

400

True or False:  In a mixture the substances are permanently combined.

false...they can be separated again

500

Which process could change the mass of a iron pole?

bending, freezing, rusting, or melting

Rusting will add a little mass because a new substance has formed with new properties.