click below
click below
Normal Size Small Size show me how
Properties of Matter
4.5A
Question | Answer |
---|---|
In what ways does matter change state? | Solid, Liquid, Gas |
Why does matter change state? | Because heat is added. |
What state of matter has a definite shape and a definite volume and is tightly packed? | Solid |
What state of matter has a definite volume but no definite shape and its molecules flow past each other? | Liquid |
What state of matter has no definite volume and no definite shape and its molecules bounce around freely? | Gas |
What is temperature? | How hot or cold something is |
What is the unit of measurement for measuring temperature? | degrees Celsius |
What tool would you use to test the temperature of an object? | A thermometer |
How would you measure the mass of an object or substance? | with a balance scale |
What unit of measurement is used to measure mass? | grams (g), kilograms (kg) |
What property are you measuring when you use a ruler or meter stick? | length or distance (mm, cm, m, km) |
What tool is used to measure the volume of a substance or irregularly shaped object? | graduated cylinder |
What unit of measurement is used to measure volume of a liquid? | milliliters (mL), liters (L) |
How can we determine if an object is more dense or less dense than water? | by whether it sinks or floats |
How can we determine if an object is magnetic or not? | by touching object to a magnet to see if it is attracted to it |
Why is knowing and understanding the physical properties of matter important? | to classify, or sort, matter into groups |
What are some ways physical properties of matter can be described? | color, shape, size, texture, hardness, luster, state of matter (solid, liquid, gas), relative density, volume, mass, length, temperature, magnetism, solubility, conductivity |
How can we observe physical properties of matter? | by using our five senses (seeing, hearing, touching, tasting, smelling) |
What do we need to measure relative density? | water |