Science Unit E Ch.1

Vocabulary 1

100

the amount of matter in an object.

Mass

200

melting is an example of this type of change

Physical

300

anything that takes up space and has mass

Matter

400

In what physical state can the particles slip and slide past each other

liquid and or gas

500

Air and pinewood each have less_____ than that of water. 

Density

Vocabulary 2

100

the amount of space an object take up.

Volume

200

Rusting is an example of this type of change?

Chemical

300

Measurement of whether an object floats or sinks in a gas or liquid

Buoyancy 

400

When particles of a mixture are evenly mixed and can't be seen.

Solution

500

measure of amount of something that will dissolve in a mixture

Solubility 

connect concepts

100

Dissolves in water 

Sugar cube

lead weight

wood

Sugar Cube

200

Takes shape of it's container

Liguid

300

Floats in water ?

A) Wood

B) brick

C) air

Wood

400

Sinks in water

A) air

B water Vapor

C) lead Weight

C Lead Weight

500

Has no Definite Volume 

Air Water Vapor

wood bricks

lead weights  Sugar cube 

Air water vapor

Check for understanding

100

When two materials are mixed the ____ of the mixture is between those of the separate materials.

a) mass

B) volume

C) density

C) Density

200

What does not change when sugar dissolves in water? 

A) Color
B) Shape
C) Texture
D) Taste

taste

300

The volume of a (gas )or (liquid) depends on it's container

Gas

400

Formation of a new substance signals that it has underwent this type of change? 

Chemical 

500

A boat made of matter can float on water if it is filled with? 

Air

Skills/critical thinking

100

Compare the physical differences between ice water and water vapor.

They are the three types of water physical appearances. When frozen water is ice and when ice is thawed it it water and when Ice and water are heated for a long period of time they become water vapor

200

you take a drink of water and it taste salty.  What conclusion can you draw about the water in the glass? 

It is a salt water solution

300

You notice a scratch on a car.  A few weeks later you notice that it is now rusty.  What type of reaction has happened?

A chemical Reaction

400

You measure the temperature of four pans of boiling water. The measurements are 99* 100* 101* 102* what conclusion can you draw about the temperature of which water boils? 

It is about 100*

500

When a solid dissolves completely in water what happens to the particles

the particles spread out evenly among the water.