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Properties of Object
Matter
| Question | Answer |
|---|---|
| Describe atoms | smallest unit of matter |
| Describe matter | any thing that has mass and volume |
| Give examples of matter | Humans, smoke, textbook, water, lady bug |
| Give examples of non-matter | Energy: light, sound |
| Describe mass | How much matter is in something |
| Explain the difference of mass and weight on Earth and on the moon | Mass stays the same. Weight decreases on the moon because there is less gravity |
| Describe element | contains only one atom |
| Describe molecule | two or more atoms are chemically combined |
| How can you separate compounds? | by breaking the bonds between atoms |
| Do atoms and molecules move? explain | all atoms move, in a solid they vibrate, in a liquid they slide, and in a gas they move freely |
| what does it mean if a substance is pure | it only has one type of component |
| what is the formula for volume? | length*width*hight |
| what is the formula for density | mass/ volume |