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effects of exercise

Szerző: Willmott Willmott

Dream Job

Szerző: Jain Yash

عادات العقل لكوستا وكاليك

Szerző: Adnan Ali

John's Venn

Szerző: John Caldie

classification of matter

materials

A materials is a substance that is used for making object

Main topic

matter can be classified based on their physical properties

Subtopic

flexibility

hardness

the ability of a material to withstand wear and scratches

strength

the ability of a material to support a heavy load without breaking or tearing

density

mass per unit volume of a material mass DENSITY= ------- volume