Properties of matter
Properties of matter 2
Physical and chemical changes
Elements atoms molecules and compounds
RANDOM-
100

Anything that occupies space and has weight

What is matter?

100

Matter with definite weight, volume and shape

What is a solid?

100

A change in physical characteristics of a substance without creating a new substance

What is a physical change?

100

basic, pure substances that cant be broken down into simpler substances

What is an element?

100

Have a positive electrical charge

What is a proton?

200

scientific study of matter, the chemical and physical changes affecting matter and the energy changes that accompany those processes.

What is chemistry?

200

Matter with definite weight and volume but indefinite shape

What is a liquid?

200

 A change in a substance that creates a new substance with chemical characteristics different from the original substance.

What is a chemical change?

200

The smallest complete unit of an element

What is an atom?

200

Have no electrical charge-- they are neutral

What is a neutron?

300

All matter that is now living or was alive at one time, with carbon present, such as plants and animals.

What is Organic Chemistry?

300

 Matter with definite weight, but indefinite volume and shape

What is a gas?

300

Water turning to steam

What is a physical change?

300

two or more atoms joined together by a chemical bond

What is a molecule?

300

have a negative electrical charge

What is an electron?

400

All matter that is not alive, has never been alive and does not contain carbon such as rocks, water and minerals

What is Inorganic chemistry?

400

an example of a solid (Estie related)

What is the skin?

400

Iron changing to rust in a process of oxidation

What is a chemical change?

400

when atoms combine that are different the resulting molecule is a..

What is a compound?

400

name given to an electron in the outermost orbit that is easily moved from its orbit

What is a free electron?

500

scientists who study matter and its properties and changes

What is a chemist?

500

 Example of a liquid (estie related)

What is a lotion?

500

in electrical facials sebum changes to soap -- a chemical reaction called

What is saponification?

500

The most common element in the universe

What is hydrogen?

500

materials made up of two or more different substances but arent combined chemically

What is a physical mixture?

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