5.1 Exploring the Nature of Matter Flashcards
All matter is made of extremely tiny __________.
Particles.
Each pure __________ has its own kind of particle.
Substance.
Particles are always ___________.
Moving.
Particles at a higher temperature move ___________.
Faster.
The Particle Theory of Matter is a scientific __________.
Model.
Changes in matter are either __________ or __________.
Chemical or Physical.
In a physical change, now new ___________ is formed. Any new properties are ___________, not chemical. At its fundamental structure, the matter has not changed.
Substance. Physical.
With a __________ change, there is a new substance(s) with new chemical properties. At its most basic fundamental structure, the matter has _________.
Chemical. Changed.
Both chemical and physical changes cannot be reversed.
Any property that can be measured without forming a new substance is a __________ property.
Physical.
Ex. Density, Color, Melting and boiling points.
Any property that describes any kind of chemical reaction is a _________ property.
Chemical.
Ex. Acidity, Reactivity and Flammability.
A __________ physical property is a characteristic that can be described but not measured.
Qualitative.
A __________physical property is a characteristic that can be measured numerically
Quantitative.
Quantitative or Qualitative?
Colour.
Qualitative.
Quantitative or Qualitative?
Conductivity.
Quantitative.
Quantitative or Qualitative?
Texture.
Qualitative.
Quantitative or Qualitative?
Taste.
Qualitative.
Quantitative or Qualitative?
Smell.
Qualitative.
Quantitative or Qualitative?
Boiling/Melting point.
Quantitative.
Quantitative or Qualitative?
State.
Qualitative.
Quantitative or Qualitative?
Malleability.
Qualitative.
Quantitative or Qualitative?
Density.
Both.
Density is a practical way to _________ materials.
Identify.
