What is the Particle Theory?
The Particle Theory

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•
Physics, Chemistry
•
7th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The Particle Theory states that all matter is made up of tiny particles that are in constant motion. The properties of matter depend on the arrangement and movement of these particles.
2.
FLASHCARD QUESTION
Front
What happens to the volume of water when an object is placed in it?
Back
The volume of water increases by the volume of the object placed in it, demonstrating the principle of displacement.
3.
FLASHCARD QUESTION
Front
What is density?
Back
Density is the mass of a substance divided by its volume. It determines how heavy a substance is for a given space.
4.
FLASHCARD QUESTION
Front
How do particles behave in a solid?
Back
In a solid, particles are tightly packed together and vibrate in place, maintaining a fixed shape and volume.
5.
FLASHCARD QUESTION
Front
How do particles behave in a liquid?
Back
In a liquid, particles are close together but can move past one another, allowing liquids to flow and take the shape of their container.
6.
FLASHCARD QUESTION
Front
How do particles behave in a gas?
Back
In a gas, particles are far apart and move freely, filling the entire volume of their container.
7.
FLASHCARD QUESTION
Front
What is the process of dissolving?
Back
Dissolving is the process where a solute (like sugar) mixes with a solvent (like water) to form a solution, where the solute becomes evenly distributed.
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