Science Chapter 2.1

Pregunta	Respuesta
What are liquids?	Liquids 1. have fixed size and volume 2. Are able to flow 3. Take the shape of the container they are in 4. Are incompressible
What is the fourth state of matter?With example?	Plasma Lightning
What's are solids?	Solids 1. have fixed shape 2. have fixed size and volume 3. Cannot be compressed 4. Will usually sink when placed in liquids of the same materials
What are gases?	Gases 1. Are often colourless, odourless and invisbele 2. Will spread out to take the shape of the container 3.Have no fixed shape or Volume 4.Can be compressed(pushed in to make them take up a smaller amount of space
How many states of matter are there?	There are four states of matter
What's an odour?	smell
Where can we find the fourth states of matter?	We only find that on the stars
What causes humidity?	Water vapour
Whats the different between physical and chemical properties?	The physical properties changes the outside face but it always still the same as the original face. Like when you tear the paper in half
Whats the different between physical and chemical properties?	But the chemical properties changes the face and the inside as well. Like the wooden fire
Whats Ecotoxicology?	Ecotoxicology is the study of the harmful effects of chemicals on organisms and ecosystemes
Define the terms? 1. compressed 2. incompressible 3. Biodegradable	1. squashed 2. not able to be compressed or squashed 3. bacteria of fungi breaks down the substance into simpler

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	Creado por Ahmad Lababidi hace más de 7 años