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5th Science
Investigating Mixtures and Force and Motion
| Term | Definition |
|---|---|
| Conservation of Matter | the total amount of matter stays the same, even when two types of matter are mixed together |
| Mixture | a combination of two or more substances that can be separated in some physical way |
| Particle | small pieces of a material |
| Equal forces | two or more forces that act on an object in different directions with the same size strength; result in no change in position, direction, or motion |
| Force | a push or pull that can change the position or motion of an object / material |
| Friction | a force that acts in the opposite direction to movement |
| Gravity | the force that pulls objects toward each other |
| Magnetism | an attracting or repelling force that causes a magnetic material to move |
| Mechanical energy | energy of motion |
| Unequal forces | forces that are acting on an object in different directions and are not the same strength; result in a change in position, direction, or motion |