triple beam balance•A scale used to measure mass in grams

beaker•a glass, flat bottomed container used in science labs.

graduated cylinder• A cylinder

shaped container used in science to measure volume of liquids.

solid• A state of

matter where molecules are packed closely together.Ice

liquid• Matter where

molecules are packed loosely and move around freely.

gas• Matter with

molecules that are very far apart. (vapor and steam)

density• Mass combined

with the volume of an object.

• You can see how dense liquids are by how they float.

solubility• the ability of something to be dissolved in water.

mass• How much

matter is in an object.

• Measured in grams.

• You can see mass.

mixture• A combination

of ingredients that can be easily separated.

• (salad or trail mix)

solution• A mixture of

ingredients that is not easily separated.

• Kool-aid • Salt water

Boiling point•100 degrees Celisus

Freezing point•Water is 0 degrees celsius

solvent• Is the

ingredient in a solution that is in the largest amount.

• (water in saltwater or kool-aid)

solute• The ingredient

in a solution that is in the smallest amount.

• (salt in saltwater)

valid•Means that something is true or correct.

retain•To keep or hold.

•Soil retains water.

conclusion• The statement

telling the results or what you learned in a science experiment.

hypothesis• Your educated

guess about what will happen in an experiment.

•?

variable• In an

experiment is what you will change or test.

Physical properties• The observable

qualities of matter such as color, state, magnetism and density.