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Jan '25 Science Test
| Question | Answer |
|---|---|
| The _______ is the temperature at which a liquid rapidly changes into a gas. | Boiling point |
| The _______ is the temperature at which a liquid changes into a solid. | Freezing point |
| A _______ graph shows how things change over time. | Circle |
| A _______ graph compares different amounts. | Bar |
| Property: _______ | A way to describe or sort matter |
| Energy: _______ | The ability to do work |
| Atoms: _______ | A particle that makes up a molecule |
| States: _______ | Solids, liquids, and gases are different states of matter |
| Which object would have greater density: Soccer ball vs. Bowling Ball | Bowling ball |
| Which of these objects would have greater volume: Gallon jug or coke can. | |
| Matter is a physical substance that has weight and takes up _______. | Space |
| A hypothesis is an _______. | Guess |
| An object’s _______ is an example of a physical property. | Weight |
| In a _______ there has been no physical change in matter. | Mixture |
| A scientific conclusion is based on _______. | Evidence |
| An atom is _______ than a molecule. | Smaller |
| _______ is the amount of space matter takes up. | Volume |
| _______ is a collection of facts. | Data |
| The molecules of a solid are _______ dense than that of a liquid. | More |
| Air _______ an example of matter. | Is |
| Water _______ when it freezes. | Expands |
| Observing is looking at something _______. | Carefully |
| Gaseous | Matter that can fill a space but escapes easily. |
| Liquid | Cannot hold their shape but can fill a container. |
| Molecules | A tiny particle which makes up matter |
| Physical | properties can be observed and measured. |
| Solid | Matter that can keep its shape. |
| Solute | The part of a solution that is dissolved |
| Solvent | The part of a solution that dissolves another substance |
| Part of an experiment measured to test the results is called _______ variables | Dependent |
| The parts of an experiment that stay the same are called _______ variables. | Controlled |
| The _______ is the temperature at which a solid changes into a liquid. | Melting point |