Study Guide for States of Matter-Answer Key

The best tool to measure the volume of a marble is __graduated cylinder.

The best tool to measure the weight of an object is spring scale.

The best tools to measure the volume of a liquid are a graduated cylinder and measuring cup.

Matter has mass and takes up space.

How would you measure the volume of a marble?

Measure a pre-set amount of water into a graduated cylinder, put the marble in and record how much water was displaced.

Properties of solid: definite shape unless outside force changes it, cannot be poured, has mass, has volume

Properties of liquid: takes the shape of its container, can be poured, has mass, has volume

Properties of gas: no definite shape, expand to fill container, can be easily compressed, has mass, has volume

What phase change takes place when you add heat to ice?

solid to a liquid

What happens to the motion and arrangement of molecules when ice changes to water?

molecules become more active, move more rapidly and spread apart