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Properties of object
Matter
Term | Definition |
---|---|
Atom | Smallest unit of matter |
Matter | Anything that has mass and volume |
Weight | The pull of gravity on an object |
Give examples of non-matter | Energy-light and sound |
Mass | How much matter is in something |
Element | Contains only one kind of element |
Molecule | Two or more atoms chemically combined |
Examples of matter | Humans,smoke,textbook,ladybug,and water |
Do atoms move | Yes all atoms and molecules. They vibrate in a solid. They slide in a liquid. They move freely in a gas |
How can you separate compounds | By breaking the bounds between atoms |
Explain the difference of mass and weight on Earth and the moon | Mass stays the same. Weight decreases on the moon because there is less gravity |
What does it mean if a substance is pure | It only has one type of component |
Give two examples of molecules | H2o and Co2 |
Write a formula for density | Mass divide volume |