Matter — properties?
Has mass, volume, and physical/chemical properties.
Matter — definition?
Occupies space, has mass, obeys conservation.
States of Matter — particles?
Solids (vibrate), liquids (slide), gases (move freely).
States of matter — characteristics?
Solid, liquid, gas; particle arrangement and movement.
Motion — formulas?
Speed = distance / time; acceleration = change in velocity / time.
Density — what is?
Mass per unit volume.
Physical vs chemical properties?
Physical: color, melting point; Chemical: reactivity.
Phase changes — examples?
Melting, freezing, vaporization, condensation, sublimation, deposition.
Gas law equation?
PV = nRT.
Motion quantities?
Distance, displacement, speed, velocity, acceleration.
Graph slope indicates?
Speed; flat line = no movement.
Separation techniques?
Filtration, distillation.
Physical vs chemical reactions?
Energy transfer, phase change vs chemical change.
Atoms — role?
Basic units of elements.
Elements — definition?
Pure substances with one type of atom.
Compounds — composition?
Chemical combinations of elements.
Mixtures — types?
Homogeneous or heterogeneous.
Particles in matter?
Atoms, molecules, ions.
Тествайте знанията си с 9 въпроса по Foundations of Matter and Motion.
1. What is the primary focus of the course described in the summary?
2. What is the primary characteristic of matter according to the revision sheet?
Прегледайте пълния курс в листа за преговор за Foundations of Matter and Motion.
Вижте листа за преговор →Chimie
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Mathématiques
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