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4th Week Vocabulary

QuestionAnswer
A force that causes objects to push back or away from one another. Repel
Two or more substances that mixed together but can be separated easily. (trail mix, fruit salad) Mixture
Two or more substances that when mixed together can not be separated easily. Solution
Something that can be dissolved (sugar, salt) Soluble
The liquid that does the dissolving (water) Solvent
A process using a strainer or sieve to separate the larger particles in a mixture. Filtration
Allows the dense materials to sink to the bottom. Settling
To add solid or gas to a liquid so that the particles get so small you can no longer see them. Dissolve
The individual substances added to a mixture Ingredients
Stored energy. No motion is taking place. This depends on an object's position. Ex. A ball not rolling, a still rollercoaster at the top of the track, book on a shelf. Potential Energy
The energy of motion. This depends on mass and speed. Ex. A book falling or a ball rolling. Kinetic Energy
The force in which two things rub against each other. It causes things to heat up and slow down. Friction
A push or a pull Force
To apply a force on the surface of an object. Pressure
A change in the position of an object. Motion
The ability to do work. (potential, kinetic, chemical, mechanical, electrical, heat, light, and sound. Energy
Work done from something that is moving. Mechanical Energy
The point at which water turns into water vapor. Evaporation
The point at which water vapor turns back into water. Condensation
How much matter is in something. Mass
How much space something takes up. Volume
The amount of molecules in matter that allow it to float or sink Density
Able to float because of its shape Buoyancy
Measures the weight of an object. Spring Scale
Measures the mass of an object. Triple Beam Balance
Created by: Mr. Minett