click below
click below
Normal Size Small Size show me how
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 |