Show:
Matter
Scientific Notation
Remix
Ch Ch Changes
Don't Be Dense
100

 Everything that has mass and takes up space

Matter

100
Write the following number in Scientific Notation.


4000

4 x  103

100

Substances that are combined but do not change chemical composition

Mixtures

100

This type of change keeps all the original chemical identity of the substance.

Physical

100

Mass divided by volume

Density

200
These make up all matter
Atoms
200

Write the following number in Scientific Notation.


0.0004

4 x 10-4

200

Mixtures that allow you to see the separate parts 

Heterogeneous

200

Give an example of a pure substance.

Any element or compound...

200

The unit used for Density

g/ml or g/cm3

300

State that has definite shape and size 

Solid 

300

Write the following number in Standard Form.

6.3 x 105

630,000

300

Mixtures that look uniform

Homogeneous

300
Iron (Fe) rusts and becomes (Fe2O3)

Chemical Change

300

This method used water to tell the volume of an abnormally shaped object

Displacement

400

Takes the shape of the container it is in 

Liquid 

400

Write the following number in Standard Notation.

7 x 10-7

0.0000007

400

Give an example of a Homogeneous Mixture

Gatorade, Tapwater, Paint...

400

A car smashes into a brick wall

Physical Change

400
What is the Density of a 100 g object with 25 mL ?

4 g/mL

500

Takes the shape and volume of the container it is in. 

Gas 

500

Write the following number in Standard Notation.


14.3 x 10-8

0.000000143

500

Give an example of a Heterogeneous Mixture

Taco Salad, Trail Mix,  Bowl of Nuts & Bolts

500
Give at least 4 things that can be evidence of chemical change.

Color, Odor, Temperature Change, Light, Gas, Precipitate

500

What is the Mass of a 20 g/mL object with 2 mL volume?  

40 g