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Physical 1.2 Part 1
Unit 1 Chap 2 - 1st 16 words
| Question | Answer |
|---|---|
| The mass per unit of volume of a substance | density |
| An attractive force between two objects with mass | gravity |
| The amount of matter in an object | mass |
| The amount of space an object or substance takes up | volume |
| The measure of the amount of gravity exerted on an object | weight |
| The increase in the volume of a substance resulting from an increase in temperature | thermal expansion |
| The state in which matter has a definite shape and a definite volume | solid |
| A solid whose particles are arranged in a regular, repeating three-dimensional pattern | crystalline solid |
| A solid with a random particle arrangement | amorphous solid |
| The state in which matter has a definite volume but not a definite shape | liquid |
| The force of attraction between particles of the same kind | cohesion |
| The attractive force between unlike substances that holds them together | adhesion |
| The greater force acting on particles at the surface of a liquid | surface tension |
| A liquid's resistance to flow | viscosity |
| Properties that can be used to identify a substance | characteristic properties |
| Characteristics that cannot be used to identify substances | noncharacteristic properties |