Matter 4º
Transcript of Matter 4º
Matter
MASS: We can measure mass in grams and kilograms.
VOLUME: the amount of space that matter takes up.
Solids: have a definite shape and a definite volume.
Liquids: don´t have a definite shape, but have a definite volume.
Gases: don´t have a definite shape and don´t have a definite volume.(different balloons, different shapes…)
The three states of matter: solid, liquid and gass.
Matter
Physical change
When we heat, freeze, bend, twist, squash.
Water cycle.
Chemical change
When we burn a substance or expose a substance to air for example.
Properties of materials.
Transparent.
Opaque.
Waterproof.
Conductors.(metals)
Insulators.(plastic, oven glove, thermal underwear, cork board and wood)
Natural and manufactured materials
Natural: Plants, animals or minerals.
Manufactured: are made of natural materials.