Vocab
Concepts
Sig. Fig.
Math
Potpourri
100

a characteristic of something, such as shape, size, color, or texture

What is PROPERTY?

100

2 methods for separating a mixture

What is filtration, evaporation, sieving, distillation?

100

103.0

What is 4?

100

Express 2001 in scientific notation

What is a 2.001 x 10^3?

100

An example of a physical change is ...

What is breaking, crushing, melting, boiling, dissolving etc?

200

Iced Tea is an example of .....

What is a homogeneous mixture (solution)?

200

Density is this type of property...

What is physical?

200

20.0 * 0.010

What is 0.20?

200

52 Kg expressed in g is...

What is 52,000 g?

200

When Sodium metal is added to water, it forms Sodium hydroxide and Hydrogen gas is released. This is an example of what type of change?

What is Chemical?

300

evidences of a chemical change

What is:

1) evolution of a gas

2) energy changes

3) color change

4) formation of a precipitate

300

Method to separate a mixture of salt and sand?

What is mix water with the ingredients. filter the sand out and and the salt solution will go through. When you evaporate the water, you’ll have salt crystals.

300

5100

What is 2?

300

The equation for density is ....

What is d = m/v

300
Flammability and reactivity are examples of this type of property.
What is Chemical?
400
two or more things mixed together
What is Mixture?
400
The property that substances have of dissolving in solvents.
What is solubility?
400
Chocolate chip cookie and Rocky road ice cream are examples of a homogeneous mixture
What is false?
400
2.3 cm converted to Km is ...
What is 2.3 x 10^-5 Km?
400
In Water, Hydrogen and Oxygen are chemically bonded. Therefore water is...
What is a compound?
500
The 7 diatomic molecules are....
What are Hydrogen, Nitrogen, Oxygen, Fluorine, Chlorine, Bromine and Iodine?
500
4 indicators of a chemical change are....
What are: 1) evolution of a gas 2) color change 3) change in temperature 4) formation of a precipitate
500
The SI unit for mass is Kilogram
What is true?
500
579 expressed in Scientific notation is ....
What is 5.79 x 10^2?
500
mass is measured using this type of instrument.
What is a balance?
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